APA引文

Deepak, K. (2018). Environment security and tourism development. Ishika.

Chicago Edition Citation

Deepak, Kaushik. Environment Security and Tourism Development. ND: Ishika, 2018.

MLA引文

Deepak, Kaushik. Environment Security and Tourism Development. Ishika, 2018.

警告：這些引文格式不一定是100％准確.