Dyfyniad APA

(1971). Caxton atlas of the earth. International Learning systems.

Dyfyniad Arddull Chicago

Caxton Atlas of the Earth. London: International Learning systems, 1971.

Dyfyniad MLA

Caxton Atlas of the Earth. International Learning systems, 1971.

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