Dyfyniad APA

Schwartz, G. (1963). Development of marketing theory. South-Western publishng Co.

Dyfyniad Arddull Chicago

Schwartz, George. Development of Marketing Theory. Chicago: South-Western publishng Co, 1963.

Dyfyniad MLA

Schwartz, George. Development of Marketing Theory. South-Western publishng Co, 1963.

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