APA aipamena

Singh, R. (2007). National ecotourism and wildlife tourism: Policies & guidelines. Kaniskha Publishers.

Chicago Style aipamena

Singh, Ratandeep. National Ecotourism and Wildlife Tourism: Policies & Guidelines. New Delhi, India: Kaniskha Publishers, 2007.

MLA aipamena

Singh, Ratandeep. National Ecotourism and Wildlife Tourism: Policies & Guidelines. Kaniskha Publishers, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.