Style de citation APA (7e éd.)

Sewell, C., & Brown, P. B. (2002). Customers for Life: How to Turn that One-time Buyer into a Lifetime Customer. Crown.

Style de citation Chicago (17e éd.)

Sewell, Carl, et Paul B. Brown. Customers for Life: How to Turn That One-time Buyer into a Lifetime Customer. New York: Crown, 2002.

Style de citation MLA (9e éd.)

Sewell, Carl, et Paul B. Brown. Customers for Life: How to Turn That One-time Buyer into a Lifetime Customer. Crown, 2002.