Tohutoro APA (7th ed.)
Patra, M. N., & Singha, R. K. (2013). Basic environmental engineering and elementary biology. Aryan Publishing House.
Tohutoru Kātū Chicago (17th ed.)
Patra, Monindra Nath, me Rahul Kumar Singha. Basic Environmental Engineering and Elementary Biology. Kolkata: Aryan Publishing House, 2013.
Tohutoro MLA (9th ed.)
Patra, Monindra Nath, me Rahul Kumar Singha. Basic Environmental Engineering and Elementary Biology. Aryan Publishing House, 2013.
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