Start with high-confidence hispanic american studies books, then narrow by subgenre or adjacent topics.
Harvest of Empire
Juan Gonzalez
My Beloved World
Sonia Sotomayor
Fulgencio Batista
Frank Argote-Freyre
Light in the Dark/luz En Lo Oscuro
Gloria Anzaldua, AnaLouise Keating
You Sound Like a White Girl
Julissa Arce