APA (7th ed.) Citation

Lash, L. M. (1989). The complete guide to customer service (5. print.). Wiley.

Chicago Style (17th ed.) Citation

Lash, Linda M. The Complete Guide to Customer Service. 5. print. New York [u.a.]: Wiley, 1989.

MLA (9th ed.) Citation

Lash, Linda M. The Complete Guide to Customer Service. 5. print. Wiley, 1989.