Originally Posted by
Marnetmar
Complete Wing Chun is a great read, but I think its purpose is more to raise awareness that other branches exist outside of Yip Man's lineage. It doesn't really spend much time going in depth about the art itself, which I assume is more along the lines of what OP is looking for.
OP, Wing Chun Compendium by Wayne Belonoha is supposed to be pretty good. And since you're in Ip Chun's lineage you might want to have a gander at Mastering Wing Chun by Sam Kwok. I personally didn't get much out of it, but it might be of interest to you.