Dyfyniad APA

Davidson, G. (2003). Verbs and tenses. Singapore: Learners Publishing Pte Ltd.

Dyfyniad Arddull Chicago

Davidson, George. Verbs and Tenses. Singapore: Learners Publishing Pte Ltd, 2003.

Dyfyniad MLA

Davidson, George. Verbs and Tenses. Singapore: Learners Publishing Pte Ltd, 2003.

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