They are very, very similar, as are almost all plans aimed at a synthesis of resistance training, nutrition and cardiovascular exercise.
Tom Venuto goes into a lot of detail about WHY this works and the method behind the "plan". I gave away my hard copy of BFFM a few years ago to a client and then lost the download when my computer died

Otherwise, I'd go reread it.
Toca Reno's
Clean Eating is also very similar but with less detail on why it all works together.
Mel