Reena Mohanka & Ananya Sen Singh, M. P. (2009). Environmental education. APH Publishing.
Čikaški stil citiranjaReena Mohanka i M P. Ananya Sen Singh. Environmental Education. New Delhi: APH Publishing, 2009.
MLA način citiranjaReena Mohanka i M P. Ananya Sen Singh. Environmental Education. APH Publishing, 2009.
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