Dyfyniad APA

Langacker, R. W. (1991). Foundations of cognitive grammar. Stanford, Calif: Stanford University Press.

Dyfyniad Arddull Chicago

Langacker, Ronald W. Foundations of Cognitive Grammar. Stanford, Calif: Stanford University Press, 1991.

Dyfyniad MLA

Langacker, Ronald W. Foundations of Cognitive Grammar. Stanford, Calif: Stanford University Press, 1991.

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