Dyfyniad APA

Swadesh, M. (1972). Origin and Diversification of Language. Routledge & Kegan Paul.

Dyfyniad Arddull Chicago

Swadesh, Morris. Origin and Diversification of Language. London: Routledge & Kegan Paul, 1972.

Dyfyniad MLA

Swadesh, Morris. Origin and Diversification of Language. Routledge & Kegan Paul, 1972.

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