APA引文

Sarvajeet Singh; Author. (2009). Eco-tourism development management.

Chicago Edition Citation

Sarvajeet Singh; Author. Eco-tourism Development Management. New Delhi, A K Publications, 2009.

MLA引文

Sarvajeet Singh; Author. Eco-tourism Development Management. 2009.

警告：这些引文格式不一定是100％准确.