Dyfyniad APA

Chapman, R. W. (1973). Marketing today (2nd.). International textbook company.

Dyfyniad Arddull Chicago

Chapman, R. W. Marketing Today. 2nd. Bucks: International textbook company, 1973.

Dyfyniad MLA

Chapman, R. W. Marketing Today. 2nd. International textbook company, 1973.

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