Pride, W. M. (1987). Marketing: Basic concepts and decisions (5ª ed.). Houghton Mifflin.
Tohutoru Kātū ChicagoPride, William M. Marketing: Basic Concepts and Decisions. 5ª ed. Houghton Mifflin, 1987.
Tohutoro MLAPride, William M. Marketing: Basic Concepts and Decisions. 5ª ed. Houghton Mifflin, 1987.
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