APA Alıntı

Sethi, P. (2002). Essentials of sustainable tourism. Rajat.

Chicago Stili Alıntı

Sethi, Praveen. Essentials of Sustainable Tourism. New Delhi: Rajat, 2002.

MLA Alıntı

Sethi, Praveen. Essentials of Sustainable Tourism. Rajat, 2002.