APA (7th ed.) Citation

Timm, P. R. (2002). 50 powerful ideas you can use to keep your customers (3rd ed.). Career Press.

Chicago Style (17th ed.) Citation

Timm, Paul R. 50 Powerful Ideas You Can Use to Keep Your Customers. 3rd ed. Franklin Lakes, NJ: Career Press, 2002.

MLA (9th ed.) Citation

Timm, Paul R. 50 Powerful Ideas You Can Use to Keep Your Customers. 3rd ed. Career Press, 2002.