Dyfyniad APA

Cowley, M. . .. (1974). Twentieth century. Light & Life publishers.

Dyfyniad Arddull Chicago

Cowley, Malcolm,Ed. Twentieth Century. New Delhi: Light & Life publishers, 1974.

Dyfyniad MLA

Cowley, Malcolm,Ed. Twentieth Century. Light & Life publishers, 1974.

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