Choose one:
The US Army Field Guide to Survival https://www.fas.org/irp/doddir/army/fm3-05-70.pdf
The Navy SEAL Physical Fitness Guide www.usuhs.mil/mem/hpl/NavySEALFitnessGuide.pdf
Into Thin Air, Jon Krakauer
The Paleolithic Prescription, Slotnik, et al.
Tom Brown’s Field Guide to Tracking
Black Hawk Down, Bowden