Cita APA (7a ed.)
Punmia. B. C & Jain, A. K. (1998). Wastewater engineering: Including air pollution (2nd ed.). Laxmi Pub.
Cita Chicago Style (17a ed.)
Punmia. B. C y Arun Kumar/Jain Jain. Wastewater Engineering: Including Air Pollution. 2nd ed. Kolkata: Laxmi Pub, 1998.
Cita MLA (9a ed.)
Punmia. B. C y Arun Kumar/Jain Jain. Wastewater Engineering: Including Air Pollution. 2nd ed. Laxmi Pub, 1998.
Precaución: Estas citas no son 100% exactas.