Hardenbergh, W., & Hardenbergh, W. (1972). Water supply and waste disposal. Allied Publishers Pvt. Ltd.
Chicago Style (17th ed.) CitationHardenbergh, W.A, and W.A.;Rodie Hardenbergh. Water Supply and Waste Disposal. Allied Publishers Pvt. Ltd, 1972.
MLA (9th ed.) CitationHardenbergh, W.A, and W.A.;Rodie Hardenbergh. Water Supply and Waste Disposal. Allied Publishers Pvt. Ltd, 1972.
Warning: These citations may not always be 100% accurate.