Cita APA (7a ed.)

Gallagher, R. S. (2008). What to say to a porcupine: 20 humorous tales that get to the heart of great customer service (1st edition.). American Management Association.

Cita Chicago Style (17a ed.)

Gallagher, Richard S. What to Say to a Porcupine: 20 Humorous Tales That Get to the Heart of Great Customer Service. 1st edition. New York: American Management Association, 2008.

Cita MLA (9a ed.)

Gallagher, Richard S. What to Say to a Porcupine: 20 Humorous Tales That Get to the Heart of Great Customer Service. 1st edition. American Management Association, 2008.