Dyfyniad APA

Barry, A. (2002). PR power: Inside secrets from the world of spin. Virgin Books.

Dyfyniad Arddull Chicago

Barry, Amanda. PR Power: Inside Secrets from the World of Spin. London: Virgin Books, 2002.

Dyfyniad MLA

Barry, Amanda. PR Power: Inside Secrets from the World of Spin. Virgin Books, 2002.

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