एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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