Dyfyniad APA

Society, A. G. (1916). Geographical review. New York : American Geographical Society.

Dyfyniad Arddull Chicago

Society, American Geographical. Geographical Review. New York : American Geographical Society, 1916.

Dyfyniad MLA

Society, American Geographical. Geographical Review. New York : American Geographical Society, 1916.

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