एपीए उद्धरण

Pradeep Chaturvedi. (2003). Energy environment and sustainable development. Concept Publishing Company.

शिकागो स्टाइल उद्धरण

Pradeep Chaturvedi. Energy Environment and Sustainable Development. New Delhi: Concept Publishing Company, 2003.

एमएलए उद्धरण

Pradeep Chaturvedi. Energy Environment and Sustainable Development. Concept Publishing Company, 2003.