एपीए उद्धरण

Suresh Pachauri. (2012). Environmental education. Pearson education.

शिकागो स्टाइल उद्धरण

Suresh Pachauri. Environmental Education. New Delhi: Pearson education, 2012.

एमएलए उद्धरण

Suresh Pachauri. Environmental Education. Pearson education, 2012.