Start with high-confidence sports law books, then narrow by subgenre or adjacent topics.
Routledge Handbook of Sports Sponsorship
Alain Ferrand, Luiggino Torrigiani
Managing Risk in Sport and Recreation
Katharine Nohr, Katharine M. Nohr
Sports Law
Patrick K. Thornton, Patrick Thornton
Case Studies in Sport Law
Andrew T. Pittman, John O. Spengler
Governance in Sport
Bonnie Tiell, Kerri Cebula
Introduction to Sport Law With Case Studies in Sport Law
John O. Spengler, Paul M. Anderson
Sport Law
Anita M. Moorman, Linda Sharp