Some excellent survival books for WTSHTF:
SURVIVAL, EVASION, AND RECOVERY
US ARMY RANGER HANDBOOK, Military Manuals, Survival
Wilderness Survival Handbook
Deep Survival: Who Lives, Who Dies, and Why
The Garden of Survival
Cody Lundin's Disaster Survival Kit
Be Ready When the Sh*t Goes Down: A Survival Guide to the Apocalypse
AND more Books!
survival
A great (free) Topo Map site: USGS Maps
Here are my favorite selection of books...
Must Have Survival, Informational Novels:
A great, informative novel by a great American
http://www.amazon.com/10-Must-Have-Survival-Books/lm/RXPPR5LRY98IB