Symposium on Waste Treatment by Oxidation Ponds Central Public Engineering Research Institute, Nagpur), & Central Public Health Engineering Research Institute (India). (1963). Proceedings. Central Public Health Engineering Research Institute.
Citação norma ChicagoSymposium on Waste Treatment by Oxidation Ponds Central Public Engineering Research Institute, Nagpur), and Central Public Health Engineering Research Institute (India). Proceedings. Nagpur: Central Public Health Engineering Research Institute, 1963.
Citação norma MLASymposium on Waste Treatment by Oxidation Ponds Central Public Engineering Research Institute, Nagpur), and Central Public Health Engineering Research Institute (India). Proceedings. Central Public Health Engineering Research Institute, 1963.