Oh another one coming out after a long hibernation. Welcome back!
This topic has been beaten to death. I assume you mean anything relating to DJing right?
Books like DYD and such will have mediocre effect if you don't have your "inner game" worked on. Try reading fundamentals like anything that would hit your perspective, ie: Napoleon Hill's Think and Grow Rich, Success Through a Positive Mental Attitude. Jeff Keller's Attitude is Everything.