Title: Primate Cognition / Edition 1, Author: Michael Tomasello
Title: Primate Origins of Human Cognition and Behavior, Author: Tetsuro Matsuzawa
Title: Comparative Vertebrate Cognition: Are Primates Superior to Non-Primates? / Edition 1, Author: Lesley J. Rogers
Title: The Simian Tongue: The Long Debate about Animal Language, Author: Gregory Radick
Title: Housing, Care and Psychological Well-Being of Captive and Laboratory Primates, Author: Evalyn F. Segal