Cita APA (7a ed.)
Patra, M. N., & Singha, R. K. (2013). Basic environmental engineering and elementary biology. Aryan Publishing House.
Cita Chicago Style (17a ed.)
Patra, Monindra Nath, y Rahul Kumar Singha. Basic Environmental Engineering and Elementary Biology. Kolkata: Aryan Publishing House, 2013.
Cita MLA (9a ed.)
Patra, Monindra Nath, y Rahul Kumar Singha. Basic Environmental Engineering and Elementary Biology. Aryan Publishing House, 2013.
Precaución: Estas citas no son 100% exactas.