00450nam a2200193Ia 4500008004100000082000800041082000800049100002100057245007200078250000900150260003500159260000900194300001000203365000700213365001100220365000600231365000600237650001300243181031s9999    xx            000 0 und d  a696  bGHA  aGharpure Vinayak  aText book of water supply engineering: theory, design and practice.  a2nd.  bModel Engineering Book Company  c1985  a400p.  b90  cRupees  d0  e0  aServices