Никого не слушайте, советую начать со следующих:
— Jonathan Harbour — Advanced 2D Game Development (http://www.amazon.com/Advanced-Game-Development-Jonathan-Harbour/dp/1598633422)
— David Franson — 2D Artwork and 3D Modeling for Game Artists (http://www.amazon.com/Artwork-Modeling-Artists-Development-Software/dp/1931841330)