APA引文

Pathania, K. S. K. (2008). Ecotourism.

Chicago Edition Citation

Pathania, Kulwant Singh; Kumar. Ecotourism. Regal Publications, New Delhi, 2008.

MLA引文

Pathania, Kulwant Singh; Kumar. Ecotourism. 2008.

警告：这些引文格式不一定是100％准确.