Dyfyniad APA

Stieglitz, F. (1970). Progressive audio lingual drills in english. A Regents Publications.

Dyfyniad Arddull Chicago

Stieglitz, Francine. Progressive Audio Lingual Drills in English. New York: A Regents Publications, 1970.

Dyfyniad MLA

Stieglitz, Francine. Progressive Audio Lingual Drills in English. A Regents Publications, 1970.

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