Singh, R. (2004). National ecotourism & wildlife tourism: Policies and guidelines. Kaniskha Publishers.
Čikaški stil citiranja (17. izdanje)Singh, Ratandeep. National Ecotourism & Wildlife Tourism: Policies and Guidelines. New Delhi: Kaniskha Publishers, 2004.
MLA način citiranja (9. izdanje)Singh, Ratandeep. National Ecotourism & Wildlife Tourism: Policies and Guidelines. Kaniskha Publishers, 2004.
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