Dyfyniad APA

Schoell, W. F. (1988). Marketing: Contemporary concepts and practices (3ª ed.). Allyn and Bacon.

Dyfyniad Arddull Chicago

Schoell, William F. Marketing: Contemporary Concepts and Practices. 3ª ed. Allyn and Bacon, 1988.

Dyfyniad MLA

Schoell, William F. Marketing: Contemporary Concepts and Practices. 3ª ed. Allyn and Bacon, 1988.

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