Dyfyniad APA

Treadgold, D. W. (1976). Twentieth century Russia (4th ed.). Rand McNally College.

Dyfyniad Arddull Chicago

Treadgold, Donald W. Twentieth Century Russia. 4th ed. Chicago: Rand McNally College, 1976.

Dyfyniad MLA

Treadgold, Donald W. Twentieth Century Russia. 4th ed. Rand McNally College, 1976.

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