Dyfyniad APA

Association of Commonwealth Universities. London. (1981). Commonwealth Universities Yearbook. Association of Commonwealth Universities.

Dyfyniad Arddull Chicago

Association of Commonwealth Universities. London. Commonwealth Universities Yearbook. London: Association of Commonwealth Universities, 1981.

Dyfyniad MLA

Association of Commonwealth Universities. London. Commonwealth Universities Yearbook. Association of Commonwealth Universities, 1981.

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