Start with high-confidence training & conditioning books, then narrow by subgenre or adjacent topics.
Anatomy of Exercise for Women
Lisa Purcell
Fairest of All-villains, Book 1
Serena Valentino
Stretching Anatomy
Arnold G. Nelson, Jouko Kokkonen
The Pilates Edge
Daniel Loigerot, Karrie Adamany
Developing Power
NSCA -National Strength & Conditioning Association, Paul Comfort
The Climbing Bible: Practical Exercises
Martin Mobråten, Stian Christophersen
How Bad Do You Want It?
Matt Fitzgerald