00681nam a22001817a 4500003000800000005001700008008004100025020001500066040002100081082001600102110007500118245012100193260004300314300004400357504004200401650003300443650002300476BD-DhUL20190130154322.0190130s1991    nyuab||| b||| 00| 0 eng    a9211043557  aBD-DhULcBD-DhUL  a333.91bUNG1 aUnited Nations. Department of Technical Co-operation for Development. 10aGround water in western and central Europe/ cUnited Nations. Department of Technical Co-operation for Development.   aNew York : bUnited Nations, c1991 .   axxvi, 363 p. : bill., maps ; c28 cm.   aIncludes bibliographical references.  0aWater resource development.  0aWater management.