Goeldner, C. R., & Ritchie, J. B. (1994). Travel, tourism, and hospitality research: Ahandbook for managers and researchers ; Editors J.R. Brent Ritchie, Charles R. Goeldner (2nd ed.). John Wiley & Sons.
Παραπομπή σε μορφή Chicago (17η εκδ.)Goeldner, Charles R., και J.R. Brent Ritchie. Travel, Tourism, and Hospitality Research: Ahandbook for Managers and Researchers ; Editors J.R. Brent Ritchie, Charles R. Goeldner. 2nd ed. New York: John Wiley & Sons, 1994.
Παραπομπή σε μορφή MLA (8th εκδ.)Goeldner, Charles R., και J.R. Brent Ritchie. Travel, Tourism, and Hospitality Research: Ahandbook for Managers and Researchers ; Editors J.R. Brent Ritchie, Charles R. Goeldner. 2nd ed. John Wiley & Sons, 1994.
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