Dyfyniad APA

Benn, A. (1982). The 23 most common mistakes in public relations. National Book Store.

Dyfyniad Arddull Chicago

Benn, Alec. The 23 Most Common Mistakes in Public Relations. Manila: National Book Store, 1982.

Dyfyniad MLA

Benn, Alec. The 23 Most Common Mistakes in Public Relations. National Book Store, 1982.

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