Etzel, M. J. . e. a. (2010). Marketing (14 edition.).
Chicago Edition CitationEtzel, Michael J et al. Marketing. 14 edition. Tata Mc Graw Hill: New Delhi, 2010.
Cita MLAEtzel, Michael J et al. Marketing. 14 edition. 2010.
Atenció: Aquestes cites poden no estar 100% correctes.