एपीए उद्धरण

Reena Mohanka & Ananya Sen Singh, M. P. (2009). Environmental education. APH Publishing.

शिकागो स्टाइल उद्धरण

Reena Mohanka और M P. Ananya Sen Singh. Environmental Education. New Delhi: APH Publishing, 2009.

एमएलए उद्धरण

Reena Mohanka और M P. Ananya Sen Singh. Environmental Education. APH Publishing, 2009.