APA引文

Chawla Ramesh. (2006). Ecology and Tourism development/1e. Sumit.

Chicago Edition Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.