Dyfyniad APA

Crawford, B. V., Kern, A. C., & Needleman, M. H. (1953). American literature. New York: Barnes & Nobel.

Dyfyniad Arddull Chicago

Crawford, Bartholow V., Alexander C. Kern, và Morriss H. Needleman. American Literature. New York: Barnes & Nobel, 1953.

Dyfyniad MLA

Crawford, Bartholow V., Alexander C. Kern, và Morriss H. Needleman. American Literature. New York: Barnes & Nobel, 1953.

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