Cita APA (7th ed.)
Adams, R. E. The Origins of Maya Civilization. School of American Research : University of New Mexico.
Cita Chicago (17th ed.)
Adams, Richard E.W. The Origins of Maya Civilization. Albuquerque, EUA: School of American Research : University of New Mexico.
Cita MLA (9th ed.)
Adams, Richard E.W. The Origins of Maya Civilization. School of American Research : University of New Mexico.
Atenció: Aquestes cites poden no estar 100% correctes.