Dyfyniad APA

(1977). Language Sciences. Research Centre for Language and Semiotic Studies.

Dyfyniad Arddull Chicago

Language Sciences. Indiana: Research Centre for Language and Semiotic Studies, 1977.

Dyfyniad MLA

Language Sciences. Research Centre for Language and Semiotic Studies, 1977.

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