Zikmund. (2003). Exploring marketing research/8e (8th ed.). Thomson.
Chicago Edition CitationZikmund. Exploring Marketing Research/8e. 8th ed. South-Western: Thomson, 2003.
Cita MLAZikmund. Exploring Marketing Research/8e. 8th ed. Thomson, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.