McDonal, W. J. (1998). Direct marketing: An integrated approach. Boston: Irwin.
Chicago Style CitationMcDonal, Wiliam J. Direct Marketing: An Integrated Approach. Boston: Irwin, 1998.
Cita MLAMcDonal, Wiliam J. Direct Marketing: An Integrated Approach. Boston: Irwin, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.