Dyfyniad APA

McNally-Standard, R., & Palmer, R. Atlas of world history. New York: McNally & Company.

Dyfyniad Arddull Chicago

McNally-Standard, Rand, και R.R Palmer. Atlas of World History. New York: McNally & Company.

Dyfyniad MLA

McNally-Standard, Rand, και R.R Palmer. Atlas of World History. New York: McNally & Company.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.