The textbook on which the current course is based:
B.A. Jones, R. Reese, and JW Bruce, Microcontrollers: From Assembly Language to C Using the PIC24 Family, 2nd ed. Cengage Learning, 2015.
Programmer's Reference Manual ("the PRM")
The PIC24E/dsPIC33E Instruction Set Summary
Available in Canvas > Files > Labs F2024
You will find these data sheets useful during these semester:
dsPIC33EP128GP502 Datasheet ("the datasheet")
Errata
PIC24E/dsPIC33E Family Reference Manual ("the FRM")