Cita APA (7a ed.)
Brainerd, G. W. (1954). The Maya civilization. Southwest Museum.
Cita Chicago Style (17a ed.)
Brainerd, George W. The Maya Civilization. Los Angeles: Southwest Museum, 1954.
Cita MLA (9a ed.)
Brainerd, George W. The Maya Civilization. Southwest Museum, 1954.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.