00370nam a2200133Ia 450000500170000008000180001724500840003526000250011930000160014450000280016058300190018894200120020799900170021920260716043108.0  a17.05.05 U581  aCriteria for and approaches to water quality management in developing countries  bUNaNew YorkUSc1991  axiv, 387 p.  aIncludes bibliographies  c3/7/00kM2LMGR  cMmU581  c40202d40202