APA-referens

(2003). Ecotourism and sustainable development. Abhijeet.

Chicago-stil citat

Ecotourism and Sustainable Development. New delhi: Abhijeet, 2003.

MLA-referens

Ecotourism and Sustainable Development. Abhijeet, 2003.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.