Dyfyniad APA

Haywood,Roger. (1998). Public relations for marketing professionals. Mac Millan Press Ltd.

Dyfyniad Arddull Chicago

Haywood,Roger. Public Relations for Marketing Professionals. London: Mac Millan Press Ltd, 1998.

Dyfyniad MLA

Haywood,Roger. Public Relations for Marketing Professionals. Mac Millan Press Ltd, 1998.

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