APA (7th ed.) Citation

Kumar V, Aaker David A., & Day George S. (1999). Essentials of marketing research. Wiley, J.

Chicago Style (17th ed.) Citation

Kumar V, Aaker David A., and Day George S. Essentials of Marketing Research. Wiley, J, 1999.

MLA (8th ed.) Citation

Kumar V, et al. Essentials of Marketing Research. Wiley, J, 1999.