Παραπομπή APA

Bergman, B., & Klefsjo, B. A. (2006). Quality: From customer needs to customer satisfaction (2nd ed.). Overseas Press.

Παραπομπή Chicago Style

Bergman, Bo, και Bengt Ashing Klefsjo. Quality: From Customer Needs to Customer Satisfaction. 2nd ed. New Delhi: Overseas Press, 2006.

Παραπομπή MLA

Bergman, Bo, και Bengt Ashing Klefsjo. Quality: From Customer Needs to Customer Satisfaction. 2nd ed. Overseas Press, 2006.