Dyfyniad APA

Barker, M., & Petley, J. (1997). Ill effects: The media/violence debate. Routledge.

Dyfyniad Arddull Chicago

Barker, Martin, and Julian Petley. Ill Effects: The Media/violence Debate. London: Routledge, 1997.

Dyfyniad MLA

Barker, Martin, and Julian Petley. Ill Effects: The Media/violence Debate. Routledge, 1997.

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