APA (7e ed.) Bronvermelding
Patra, M. N., & Singha, R. K. (2013). Basic environmental engineering and elementary biology. Aryan Publishing House.
Chicago (17e ed.) Bronvermelding
Patra, Monindra Nath, en Rahul Kumar Singha. Basic Environmental Engineering and Elementary Biology. Kolkata: Aryan Publishing House, 2013.
MLA (9e ed.) Bronvermelding
Patra, Monindra Nath, en Rahul Kumar Singha. Basic Environmental Engineering and Elementary Biology. Aryan Publishing House, 2013.
Let op: Deze citaties zijn niet altijd 100% accuraat.