00322nam a2200133Ia 4500008004100000082001400041100001700055245001500072260004900087300000800136650001200144650001800156653001400174170901s1966    xx            000 0 und d  a532bJ19H  aLal, Jagdish 0aHydraulics  aDelhibMetropolitan Book Co. Pvt. Ltd.c1966  a504  aPhysics  aPure sciences  aHydrology