Library of Congress call numbers group books by topic. Because Latin American Studies is interdisciplinary, there is no one call number range that covers all materials pertaining to Latin American Studies. The following are some you might find useful.
E 75 - E 99 Native Americans
E 184 - E 185: American ethnic groups
F Latin American history
GN Anthropology
HA Social science statistics
HM Sociology (general and theoretical). Social psychology
HN Social history. Social problems. Social reform
HQ The family. Marriage. Women. Feminism
HT Communities. Classes. Races. Slavery
HV Social and public welfare. Substance abuse. Criminology
K Legal issues
LC Education
Still Life with Parrot and Flag (1951), Frida Kahlo