Trzy pierwsze najfajniejsze, ale to moim (lamy) zdaniem.
Introduction to PIC Programming
Baseline Architecture and Assembly Language
Embedded systems programming with the PIC16F877
Compiled Tips ‘N Tricks Guide
PIC microcontrollers for beginners,too
PIC Assembly Language for the complete beginner
PIC Microcontroller and Embedded Systems Using ASM & C for PIC18
Programming and Customizing the PIC Microcontroller
PIC in Practice
A Project-Based Approach

Mam podobnie, jak coś wciągnie, to granatem trzeba odrywać