APA Edition Citation

Goeldner, C. R. A., & Ritchie, J. R. B. A. (2009). Tourism: Principles, practices, philosophies (11th ed.).

Chicago Edition Citation

Goeldner, Charles R; Author, and J R Brent; Author Ritchie. Tourism: Principles, Practices, Philosophies. 11th ed. New Jersey, John Wiley & Sons, Inc, 2009.

MLA Edition Citation

Goeldner, Charles R; Author, and J R Brent; Author Ritchie. Tourism: Principles, Practices, Philosophies. 11th ed. 2009.