Start with high-confidence coaching books, then narrow by subgenre or adjacent topics.
Think to Win
Allen Fox
Ben Hogan's Five Lessons
Ben Hogan
Harvey Penick's Little Red Book
Harvey Penick, Bud Shrake
Getting to US
Seth Davis
Long-term Athlete Development
Istvan Balyi, Richard Way
Periodization of Strength Training for Sports
Tudor O. Bompa, Carlo Buzzichelli
High-powered Plyometrics
James Radcliffe, Marcus Mariota