Dyfyniad APA

Wilcox, D. L. (1995). Public relations: Writing and media techniques (2nd.ed.). Harper Collins.

Dyfyniad Arddull Chicago

Wilcox, Dennis L. Public Relations: Writing and Media Techniques. 2nd.ed. New York: Harper Collins, 1995.

Dyfyniad MLA

Wilcox, Dennis L. Public Relations: Writing and Media Techniques. 2nd.ed. Harper Collins, 1995.

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