Dyfyniad APA

Patterson, J., & Roughan, H. (2007). You 've been warned. Headline publishing group.

Dyfyniad Arddull Chicago

Patterson, James, and Howard Roughan. You 'Ve Been Warned. London: Headline publishing group, 2007.

Dyfyniad MLA

Patterson, James, and Howard Roughan. You 'Ve Been Warned. Headline publishing group, 2007.

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