APA引文

Singh, R. (2003). National ecotourism and wildlife tourism: Policies and guidelines. Kanishka.

Chicago Edition Citation

Singh, Ratandeep. National Ecotourism and Wildlife Tourism: Policies and Guidelines. New Delhi: Kanishka, 2003.

MLA引文

Singh, Ratandeep. National Ecotourism and Wildlife Tourism: Policies and Guidelines. Kanishka, 2003.

警告：這些引文格式不一定是100％准確.