Cita APA (7th ed.)
Aaker, D. A., Kumar, V., & Day, G. S. (1998). Marketing research (6th ed.). Wiley.
Cita Chicago (17th ed.)
Aaker, David A., V. Kumar, i George S. Day. Marketing Research. 6th ed. New York: Wiley, 1998.
Cita MLA (9th ed.)
Aaker, David A., et al. Marketing Research. 6th ed. Wiley, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.