00489nam a2200169Ia 4500008004100000020001500041082001800056100001800074245003600092260006200128300000800190650003800198650003400236653002200270653001000292700001700302170901s1989    xx            000 0 und d  a0074517856  a628.114bM59W  aMichael, A.M. 0aWater well and pump engineering  aNew DelhibTata McGraw Hill Publishing Company Ltd.c1989  a929  aEngineering and allied operations  aTechnology (Applied sciences)  aPumping machinery  aWells  aKhepar, S.D.