APA (7th ed.) Citation

Aaker, D. A., Kumar, V., & Day, G. S. (2007). Marketing research (9. ed.). Wiley.

Chicago Style (17th ed.) Citation

Aaker, David A., V. Kumar, and George S. Day. Marketing Research. 9. ed. Hoboken, NJ: Wiley, 2007.

MLA (9th ed.) Citation

Aaker, David A., et al. Marketing Research. 9. ed. Wiley, 2007.