Ferrell, O. C., Pride, W. M., Dibb, S., & Simkin, L. (2001). Marketing: Concepts and strategies (4th ed.). Boston: Houghton Mifflin.
Trích dẫn kiểu ChicagoFerrell, O. C., William M. Pride, Sally Dibb, và Lyndon Simkin. Marketing: Concepts and Strategies. 4th ed. Boston: Houghton Mifflin, 2001.
Deismireacht MLAFerrell, O. C., William M. Pride, Sally Dibb, và Lyndon Simkin. Marketing: Concepts and Strategies. 4th ed. Boston: Houghton Mifflin, 2001.
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