Cita APA (7th ed.)
Dasmahapatra,Gourkrishna. (2013). Basic environmental engineering and elementary biology. Vikas Publishnig House.
Cita Chicago (17th ed.)
Dasmahapatra,Gourkrishna. Basic Environmental Engineering and Elementary Biology. Kolkata: Vikas Publishnig House, 2013.
Cita MLA (9th ed.)
Dasmahapatra,Gourkrishna. Basic Environmental Engineering and Elementary Biology. Vikas Publishnig House, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.