Dyfyniad APA

GREGORY ANNE. (2008). PLANNING AND MANAGING PUBLIC RELATIONS COMPAIGNS (3 RD.). KOGAN PAGE.

Dyfyniad Arddull Chicago

GREGORY ANNE. PLANNING AND MANAGING PUBLIC RELATIONS COMPAIGNS. 3 RD. NEW DELHI: KOGAN PAGE, 2008.

Dyfyniad MLA

GREGORY ANNE. PLANNING AND MANAGING PUBLIC RELATIONS COMPAIGNS. 3 RD. KOGAN PAGE, 2008.

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