एपीए उद्धरण

Chawla, R. (2006). Ecotourism and development. Sumit enterprises.

शिकागो स्टाइल उद्धरण

Chawla, Ramesh. Ecotourism and Development. New Delhi: Sumit enterprises, 2006.

एमएलए उद्धरण

Chawla, Ramesh. Ecotourism and Development. Sumit enterprises, 2006.