00342nam a2200121Ia 4500008004100000041000800041082001400049100001500063245005500078250000800133260005700141650002200198230711s9999||||xx |||||||||||||| ||und||  aENG  a624bHU-W  aHusain S.K 0aText book of water supply and sanitary engineering  a1st  c1990aNew DelhibOxford & IBH Publishing Co.Pvt.Ltd.  aCivil Engineering