Dyfyniad APA

Wilcox, D. L. (2009). Public relations writing and media techniques (6th ed.). Person, Allyn and Bacon.

Dyfyniad Arddull Chicago

Wilcox, Dennis L. Public Relations Writing and Media Techniques. 6th ed. Boston, USA: Person, Allyn and Bacon, 2009.

Dyfyniad MLA

Wilcox, Dennis L. Public Relations Writing and Media Techniques. 6th ed. Person, Allyn and Bacon, 2009.

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