Hi Frosty_47,
The Book, PIC Microcontroller: Muhammad Ali Mazidi, Rolin McKinlay, Danny Causey is one of the best book written on Pic Microcontroller, specially on Pic18F Series. If follows thoroughly, even a novice can earn proficiency in Pic Microcontroller Programming in Assembly and in C . If you want to learn Pic, Please collect the book and go through it.
Thanks.