एपीए उद्धरण

Chawla, R. (2003). Ecotourism and development. Sonali Publications.

शिकागो स्टाइल उद्धरण

Chawla, Romila. Ecotourism and Development. New Delhi: Sonali Publications, 2003.

एमएलए उद्धरण

Chawla, Romila. Ecotourism and Development. Sonali Publications, 2003.