Dyfyniad APA

Mayer, M. (1968). Diploma: International schools and university entrances. Twentieth Century Fund.

Dyfyniad Arddull Chicago

Mayer, Martin. Diploma: International Schools and University Entrances. New York: Twentieth Century Fund, 1968.

Dyfyniad MLA

Mayer, Martin. Diploma: International Schools and University Entrances. Twentieth Century Fund, 1968.

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