APA Alıntı

Gupta, S., & Bansal, S. P. (2001). Tourism towards 21st century. Deep&Deep.

Chicago Stili Alıntı

Gupta, Suniland, ve S. P. Bansal. Tourism Towards 21st Century. New Delhi: Deep&Deep, 2001.

MLA Alıntı

Gupta, Suniland, ve S. P. Bansal. Tourism Towards 21st Century. Deep&Deep, 2001.