Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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