Aaker, D. A., Kumar, V., & Day, G. S. (2007). Marketing research (9th ed.). Wiley.
Chicago Style (17th ed.) CitationAaker, David A., V. Kumar, and George S. Day. Marketing Research. 9th ed. Hoboken, N.J.: Wiley, 2007.
MLA (9th ed.) CitationAaker, David A., et al. Marketing Research. 9th ed. Wiley, 2007.
Warning: These citations may not always be 100% accurate.