APA引文

Sharma Sashi Pushpa. (2006). Tourism and environment/1e. Kanishka.

Chicago Edition Citation

Sharma Sashi Pushpa. Tourism and Environment/1e. New Delhi: Kanishka, 2006.

MLA引文

Sharma Sashi Pushpa. Tourism and Environment/1e. Kanishka, 2006.

警告：這些引文格式不一定是100％准確.