APA-referens

Singh, R. (2004). National ecotourism & wildlife tourism. Kanishka publishers.

Chicago-stil citat

Singh, Ratandeep. National Ecotourism & Wildlife Tourism. NewDelhi: Kanishka publishers, 2004.

MLA-referens

Singh, Ratandeep. National Ecotourism & Wildlife Tourism. Kanishka publishers, 2004.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.