Dyfyniad APA

Seibert, J. C. (1973). Concepts of marketing management. Harper&Row publishers.

Dyfyniad Arddull Chicago

Seibert, Joseph C. Concepts of Marketing Management. London: Harper&Row publishers, 1973.

Dyfyniad MLA

Seibert, Joseph C. Concepts of Marketing Management. Harper&Row publishers, 1973.

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