Dyfyniad APA

Brown, H. D. (2014). Principles of language learning and teaching: A course in second language acquisition (6ª edición.). Pearson.

Dyfyniad Arddull Chicago

Brown, H. Douglas. Principles of Language Learning and Teaching: A Course in Second Language Acquisition. 6ª edición. New York: Pearson, 2014.

Dyfyniad MLA

Brown, H. Douglas. Principles of Language Learning and Teaching: A Course in Second Language Acquisition. 6ª edición. Pearson, 2014.

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