Dyfyniad APA

Ehninger, D., Gronbeck, B. E., & Monroe, A. H. (1979). Principles of speech communication (8th.). Scott, Foresman and co..

Dyfyniad Arddull Chicago

Ehninger, Douglas, Bruce E. Gronbeck, and Alan Houston Monroe. Principles of Speech Communication. 8th. Illinois: Scott, Foresman and co., 1979.

Dyfyniad MLA

Ehninger, Douglas, et al. Principles of Speech Communication. 8th. Scott, Foresman and co., 1979.

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