Cita APA (7a ed.)

Goeldner, C. R., & Ritchie, J. R. B. (2006). Tourism: Principles, practices, philosophies (10th ed.). John Wiley & Sons.

Cita Chicago Style (17a ed.)

Goeldner, Charles R., y J. R. Brent Ritchie. Tourism: Principles, Practices, Philosophies. 10th ed. Hoboken, New Jersey: John Wiley & Sons, 2006.

Cita MLA (9a ed.)

Goeldner, Charles R., y J. R. Brent Ritchie. Tourism: Principles, Practices, Philosophies. 10th ed. John Wiley & Sons, 2006.