Dyfyniad APA

Chawla, R. (2006). Ecology and Tourism development/1e. Sumit Enterprise.

Dyfyniad Arddull Chicago

Chawla, Ramesh. Ecology and Tourism Development/1e. New Delhi: Sumit Enterprise, 2006.

Dyfyniad MLA

Chawla, Ramesh. Ecology and Tourism Development/1e. Sumit Enterprise, 2006.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.