APA način citiranja

Pathania, K. S., & Kumar, A. (2008). Ecotourism. Regal Publications.

Čikaški stil citiranja

Pathania, Kulwant Singh, i Arun Kumar. Ecotourism. New Delhi: Regal Publications, 2008.

MLA način citiranja

Pathania, Kulwant Singh, i Arun Kumar. Ecotourism. Regal Publications, 2008.