Dyfyniad APA

Walaski, P. (2011). Risk and crisis communications: Methods and messages. John Wiley & Sons.

Dyfyniad Arddull Chicago

Walaski, Pamela. Risk and Crisis Communications: Methods and Messages. Hoboken, N.J.: John Wiley & Sons, 2011.

Dyfyniad MLA

Walaski, Pamela. Risk and Crisis Communications: Methods and Messages. John Wiley & Sons, 2011.

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