Bell, M. L. (1972). Marketing: Concepts and strategy. Boston: Houghton Mifflin.
Chicago Style CitationBell, Martin L. Marketing: Concepts and Strategy. Boston: Houghton Mifflin, 1972.
Cita MLABell, Martin L. Marketing: Concepts and Strategy. Boston: Houghton Mifflin, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.