Cita APA (7a ed.)

KUMAR, V., LEONE, R., AAKER, D., & DAY, G. (2018). Marketing Research (13th ed.). Wiley.

Cita Chicago Style (17a ed.)

KUMAR, V., R.P LEONE, D.A AAKER, y G.S DAY. Marketing Research. 13th ed. New York: Wiley, 2018.

Cita MLA (9a ed.)

KUMAR, V., et al. Marketing Research. 13th ed. Wiley, 2018.