Pilot's Handbook of Aeronautical Knowledge
15-2 Sectional Charts
15-6 thru 15-15-8 Variation and Deviation
1-11 Flight Publications
15-20 Filing a VFR flight plan
15-22 thru the end of the chapter. VOR, ADF, GPS, Lost Procedures, and etc...
All of Chapter 16. Aeromedical Factors
Flight Student Handbook
Diversion and Lost Procedures