McDaniel, C. D., & Gates, R. H. (2010). Marketing research (8th ed.). Wiley.
Cita Chicago (17th ed.)McDaniel, Carl D., i Roger H. Gates. Marketing Research. 8th ed. Hoboken, NJ: Wiley, 2010.
Cita MLA (9th ed.)McDaniel, Carl D., i Roger H. Gates. Marketing Research. 8th ed. Wiley, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.