Dyfyniad APA

ebrary, Inc, Trabant, J., & Ward, S. (2001). New essays on the origin of language. New York : Mouton de Gruyter.

Dyfyniad Arddull Chicago

ebrary, Inc, Jürgen Trabant, and Sean Ward. New Essays on the Origin of Language. Berlin: New York : Mouton de Gruyter, 2001.

Dyfyniad MLA

ebrary, Inc, et al. New Essays on the Origin of Language. New York : Mouton de Gruyter, 2001.

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