APA Alıntı

Gee, C. Y., Makens, J. C., & Choy, D. J. (1997). The Travel industry (3rd ed.). New York: John Wiley & Sons.

Chicago Stili Alıntı

Gee, Chuck Y., James C. Makens, and Dexter J.L Choy. The Travel Industry. 3rd ed. New York: John Wiley & Sons, 1997.

MLA Alıntı

Gee, Chuck Y., James C. Makens, and Dexter J.L Choy. The Travel Industry. 3rd ed. New York: John Wiley & Sons, 1997.