Cita APA (7a ed.)
Murdock, G. P. Outline of world cultures (5th edition.).
Cita Chicago Style (17a ed.)
Murdock, George Peter. Outline of World Cultures. 5th edition.
Cita MLA (9a ed.)
Murdock, George Peter. Outline of World Cultures. 5th edition.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.