South-Western, Bergiel, B., & Walters, C. (1989). Consumer behavior: A decision making approach. South-Western.
Παραπομπή σε μορφή Chicago (17η εκδ.)South-Western, B. Bergiel, και C. Walters. Consumer Behavior: A Decision Making Approach. Cincinnati: South-Western, 1989.
Παραπομπή σε μορφή MLA (8th εκδ.)South-Western, et al. Consumer Behavior: A Decision Making Approach. South-Western, 1989.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.