Dyfyniad APA

Shaffer, P. (1990). Lettice & lovage: A comedy (1st U.S. ed.). Harper & Row.

Dyfyniad Arddull Chicago

Shaffer, Peter. Lettice & Lovage: A Comedy. 1st U.S. ed. New York: Harper & Row, 1990.

Dyfyniad MLA

Shaffer, Peter. Lettice & Lovage: A Comedy. 1st U.S. ed. Harper & Row, 1990.

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