Dyfyniad APA

(1981). Civilization Past & Present Vol. 2 T. Walter Wallbank...[et.al.]. Scott, Foresman and Company.

Dyfyniad Arddull Chicago

Civilization Past & Present Vol. 2 T. Walter Wallbank...[et.al.]. Scott, Foresman and Company, 1981.

Dyfyniad MLA

Civilization Past & Present Vol. 2 T. Walter Wallbank...[et.al.]. Scott, Foresman and Company, 1981.

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