एपीए उद्धरण

Negi,Jagmohan. (1990). Tourism and travel: Concepts and principles. Gitanjali Publishing House.

शिकागो स्टाइल उद्धरण

Negi,Jagmohan. Tourism and Travel: Concepts and Principles. New Delhi: Gitanjali Publishing House, 1990.

एमएलए उद्धरण

Negi,Jagmohan. Tourism and Travel: Concepts and Principles. Gitanjali Publishing House, 1990.