Dyfyniad APA

Wentz, W. B. (1972). Marketing research: Management and methods. Happer & Row.

Dyfyniad Arddull Chicago

Wentz, Walter B. Marketing Research: Management and Methods. New York: Happer & Row, 1972.

Dyfyniad MLA

Wentz, Walter B. Marketing Research: Management and Methods. Happer & Row, 1972.

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