Punmia,B C , Water Supply Engineering : Environmental Engineering 1 / by B C Punmia, Ashok K Jain & Arun k Jain . - 2nd ed. - New Delhi Laxmi Publication 2009 - xv,584p: 18cm. ISBN: 9788131807033 Subjects--Topical Terms: Civil EngineringWater Treatment Dewey Class. No.: 621.1