Dyfyniad APA

Fentan,Richard and Waltz,Andra. (2009). Go for No! Embassy Book.

Dyfyniad Arddull Chicago

Fentan,Richard and Waltz,Andra. Go for No! Mumabi: Embassy Book, 2009.

Dyfyniad MLA

Fentan,Richard and Waltz,Andra. Go for No! Embassy Book, 2009.

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