Start with high-confidence search & seo books, then narrow by subgenre or adjacent topics.
AI-Powered Content Marketing and SEO
Catherine Seda, Jenny Halasz
Google Pocket Guide
Tara Calishain, Rael Dornfest
Google: the Missing Manual
Sarah Milstein, J.D. Biersdorfer
Website Optimization
Andrew King
In the Plex
Steven Levy, L. J. Ganser
The Definitive Guide to Google Adwords
Bart Weller, Lori Calcott
Relevant Search
Doug Turnbull, John Berryman
AI-Powered Search
Trey Grainger, Doug Turnbull
What We Ask Google
Simon Rogers