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.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Symposium on Waste Treatment by Oxidation Ponds Central Public Engineering Research Institute, Nagpur), và Central Public Health Engineering Research Institute (India). Proceedings. Nagpur: Central Public Health Engineering Research Institute, 1963.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Symposium on Waste Treatment by Oxidation Ponds Central Public Engineering Research Institute, Nagpur), và Central Public Health Engineering Research Institute (India). Proceedings. Central Public Health Engineering Research Institute, 1963.