APA (7th ed.) Citation

Königstein, M., & Müller, W. (2000). Why firms should care for customers.

Chicago Style (17th ed.) Citation

Königstein, Manfred, and Wieland Müller. Why Firms Should Care for Customers. Berlin, 2000.

MLA (9th ed.) Citation

Königstein, Manfred, and Wieland Müller. Why Firms Should Care for Customers. 2000.

Warning: These citations may not always be 100% accurate.