Cita APA (7a ed.)
Haviland, W. A. (1968). Ancient lowland Maya social organization. Middle American Research Institute, Tulane University.
Cita Chicago Style (17a ed.)
Haviland, William A. Ancient Lowland Maya Social Organization. New Orleans: Middle American Research Institute, Tulane University, 1968.
Cita MLA (9a ed.)
Haviland, William A. Ancient Lowland Maya Social Organization. Middle American Research Institute, Tulane University, 1968.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.