APA (7e ed.) Bronvermelding
Punmia. B. C & Jain, A. K. (1998). Wastewater engineering: Including air pollution (2nd ed.). Laxmi Pub.
Chicago (17e ed.) Bronvermelding
Punmia. B. C en Arun Kumar/Jain Jain. Wastewater Engineering: Including Air Pollution. 2nd ed. Kolkata: Laxmi Pub, 1998.
MLA (9e ed.) Bronvermelding
Punmia. B. C en Arun Kumar/Jain Jain. Wastewater Engineering: Including Air Pollution. 2nd ed. Laxmi Pub, 1998.
Let op: Deze citaties zijn niet altijd 100% accuraat.