Παραπομπή σε μορφή APA (7η εκδ.)

Ritchie, J. R. B., & Goeldner, C. R. (1994). Travel, tourism, and hospitality research: A handbook for managers and researchers (2nd ed.). John Wiley & Sons.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ritchie, J. R. Brent, και Charles R. Goeldner. Travel, Tourism, and Hospitality Research: A Handbook for Managers and Researchers. 2nd ed. New York: John Wiley & Sons, 1994.

Παραπομπή σε μορφή MLA (9th εκδ.)

Ritchie, J. R. Brent, και Charles R. Goeldner. Travel, Tourism, and Hospitality Research: A Handbook for Managers and Researchers. 2nd ed. John Wiley & Sons, 1994.