Fallout: New Vegas/Skill Books

Barter
The Tales of a Junktown Jerky Vendor books improve the barter skill.
 * 1) Vault 22. In the Pest Control floor.  Located in a lab room on a table with bubbling vials.
 * 2) Allied Technologies Offices - on the floor in the southwest corner of a large office room to the west of the entrance room
 * 3) Cap Counterfeiting Shack - on a suitcase by the bed in the small, back cellar room
 * 4) Primm - In Bison Steve Casino - on the floor behind the counter in the gift shop.

Energy Weapons
The Nikola Tesla and You books improve the energy weapons skill.
 * 1) REPCONN Headquarters, located on a safe within the shipping department.
 * 2) REPCONN Headquarters - on the second floor, in the northeast server room on a table.
 * 3) Hidden Valley - in bunker L1 in a white plastic bin by the desk inside Schuler's office.
 * 4) Old Nuclear Test Site - on the small table opposite the entrance, inside the irradiates shack.

Explosives
Copies of Duck and Cover provide a skill boost to explosives.
 * 1) Nellis Air Force Base - Among the neatly arranged books on the bookcase inside Mother Pearl's barracks
 * 2) Sloan - Inside the small barracks shack next to the trailer, on the left locker below the First Aid Box, near the bunk beds
 * 3) Mojave Outpost - Inside the bar and barracks building, on the bottom shelf below the bar counter

Guns
The Guns and Bullets books improve the guns skill.
 * 1) Gommorrah - In the Zoara Club, on the first low bookshelf, on the left side of Big Sal's office
 * 2) Raul's Shack - In the small, wooden crate on the floor, at the foot of the metal shelves left of the entrance
 * 3) Vault 34 - In the Armory Common room, on a small, metal table by the pool table
 * 4) Nevada Highway Patrol Station - on the desk without the computer in the entrance

Lockpick
The Tumblers Today books improve the lockpick skill.
 * 1) Silver Peak Mine - Inside the shack, behind two small tables, on the ground near the entrance
 * 2) Bitter Springs Recreation Area - in the office shack to the west on a desk
 * 3) The Prospector's Den - Inside the cave system in the small barracks room on the floor in the far right corner.
 * 4) Wolfhorn Ranch - Inside the farmhouse, partially under the refrigerator without the door, to the right of the entrance

Medicine
The D.C. Journal of Internal Medicine books improve the medicine skill.
 * 1) Followers Safehouse - On a bedside shelf in the second room.
 * 2) Mesquite Mountains Craters - Inside Hell's Motel, below the globe with the hat on it, on the table with the Repair Kit and Radio, right of the entrance
 * 3) HELIOS One - At the very top floor, on the bed with the pillow in the room with the Holotape password
 * 4) Novac - In Ranger Andy's motel room, on his bed.

Melee Weapons
The Grognak the Barbarian books improve the melee weapons skill.
 * 1) Jacobstown - In the eastern bungalow chalet near the pond, lying on the floor.
 * 2) Cannibal Johnson's Cave - Close to the cave campfire, on a mattress
 * 3) Hidden Supply Cave - Resting on one of the large, metal crates
 * 4) Cottonwood Cove - Inside the headquarters building, upper floor, on a shelf.

Repair
The Dean's Electronics books improve the repair skill.
 * 1) Nellis Air Force Base - Inside Loyal's workshop shed on a long, metal counter
 * 2) Sloan - Inside the barracks, on the shelf between the Dino Toy and Radio
 * 3) Southern Nevada Wind Farm - Inside the shack on a table.
 * 4) Abandoned BoS Bunker - In the office area, on a metal sill opposite the Reloading Bench

Science
The Big Book of Science books improve the science skill.
 * 1) Brewer's Beer Bootlegging - Inside the basement, on the table with the vial experiment.
 * 2) REPCONN Headquarters - On a shelf inside the Gift Shop storeroom, near the Rocket Souvenirs.
 * 3) Nipton - In the top floor of the Town Hall, on the Mayor's desk next to a Programmer's Digest magazine.
 * 4) Camp Forlorn Hope - Inside Major Polatli's tent on a desk.

Sneak
The ''Chinese Army: Spec. Ops. Training Manual'' books improve the sneak skill.
 * 1) NCR Sharecropper Farms - On some papers, by the corner desk inside the ranch house near the four fertilizer hoppers, northeast corner.
 * 2) Vault 3 - In the Living Quarters, inside the executive dorm on a low bookcase.
 * 3) Goodsprings - Under a book on a bookcase, inside the ranch house, just east of the school house
 * 4) Camp Searchlight - East Chapel, inside the Gecko-filled basement on the stone floor.

Speech
The Lying, Congressional Style books improve the speech skill.
 * 1) Brooks Tumbleweed Ranch - In the upstairs room with the chessboard on an open locker shelf.
 * 2) Cerulean Robotics - On the floor among some office desks.
 * 3) NCR Correction Facility - In the Administration Building on a desk in the room opposite Eddie's room
 * 4) Lucky Jim Mine - Inside the shack on a shelf below the Varmint Rifle

Survival
The Wasteland survival guide improves the survival skill.
 * 1) Scavenger Platform - Among the books under the fallen metal bookshelf, on the northern platform section.
 * 2) Lone Wolf Wadio - Inside the radio trailer, near the Scrap Electronics and mattress.
 * 3) Mesquite Mountains Camps Site - Inside the western tent, behind the rolled-up bedding
 * 4) Matthews Animal Husbandry Farm - In the northern barn near a barrel crate on the top balcony.

Unarmed
The Pugilism Illustrated books improve the unarmed skill.
 * 1) The Tops Casino - In the Presidential Suite on a small table near the pool table.
 * 2) Fisherman's Pride Shack - On a bedside table near the lamp and mattress
 * 3) Nipton Road Reststop - Inside the store marked "Lester" on one of the bookcase shelved close to the cash register.
 * 4) Vault 11 - Inside the Living Quarters, in the female dorm, by a fallen dresser.