Look for a copy of Outdoor Survival Skills by Larry Dean Olsen. Originally published in 1967, the book has been through six editions since. The most recent publication is copyrighted 1997. The ISBN is 1-55652-323-8. Amazon.com shows it available.

Mr. Olsen teaches survival without manufactured items, and most (if not all) his information is useful anywhere.

Good luck with your mission! And remember, if you give a man a fish he'll eat today. If you teach him to fish, he'll lay around in a boat all day and drink beer.