Unity Development Cookbook, 2nd Edition
Paris Buttfield-Addison & Jon Manning & Tim Nugent
Game AI Pro 3
Steve Rabin
The Art of Game Design, 2nd Edition
Jesse Schell
Physics for Game Developers, 2nd Edition
Bryan Bywalec & David M Bourg
Programming in Lua 4ed
Roberto Ierusalimschy
Programming in Lua 3ed