Dyfyniad APA

Schiavetti, N., & Metz, D. E. (1997). Evaluating research in communicative disorders (3rd. ed.). Allyn and Bacon.

Dyfyniad Arddull Chicago

Schiavetti, Nicholas, and Dale Evan Metz. Evaluating Research in Communicative Disorders. 3rd. ed. Boston: Allyn and Bacon, 1997.

Dyfyniad MLA

Schiavetti, Nicholas, and Dale Evan Metz. Evaluating Research in Communicative Disorders. 3rd. ed. Allyn and Bacon, 1997.

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