Dyfyniad APA

(2009). Collins COBUILD advanced illustrated dictionary. Harper Collins.

Dyfyniad Arddull Chicago

Collins COBUILD Advanced Illustrated Dictionary. Great Britan: Harper Collins, 2009.

Dyfyniad MLA

Collins COBUILD Advanced Illustrated Dictionary. Harper Collins, 2009.

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