Παραπομπή APA

Engel, J. F., & Kollat, D. T. B. Consumer behaviour. Holt, Rinehart and Winston, INC.

Παραπομπή Chicago Style

Engel, James F., και David T. Blackwell Kollat. Consumer Behaviour. New York: Holt, Rinehart and Winston, INC.

Παραπομπή MLA

Engel, James F., και David T. Blackwell Kollat. Consumer Behaviour. Holt, Rinehart and Winston, INC.