besides the usual ACE, ACSM, CSCS, and NASM guideline books, textbooks and manuals…
New Rules for Lifting by Lou Schuler/Alwyn Cosgrove
Getting Stronger by Bill Pearl
Stretching by Bob Anderson
Body For Life by Bill Phillips.
One-Hour Workouts – 50 Swim, Bike, Run Workouts for Busy Athletes by Scott Molina Et. Al.