Dyfyniad APA

Atkin, C. K., & Rice, R. E. (1989). Public communication campaigns (2nd ed.). Sage Publications.

Dyfyniad Arddull Chicago

Atkin, Charles K., and Ronald E. Rice. Public Communication Campaigns. 2nd ed. Newbury Park: Sage Publications, 1989.

Dyfyniad MLA

Atkin, Charles K., and Ronald E. Rice. Public Communication Campaigns. 2nd ed. Sage Publications, 1989.

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