Dyfyniad APA

Gleason, J. B., & Ratner, N. B. (2009). The Development of language (7th ed.). Allyn and Bacon.

Dyfyniad Arddull Chicago

Gleason, Jean Berko, and Nan Bernstein Ratner. The Development of Language. 7th ed. Boston: Allyn and Bacon, 2009.

Dyfyniad MLA

Gleason, Jean Berko, and Nan Bernstein Ratner. The Development of Language. 7th ed. Allyn and Bacon, 2009.

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