00549nam a2200121Ia 450000500170000008000180001724501260003526000290016130000150019050000070020552001960021258300190040820260716043147.0  a17.05.05 P187  aAction of the Pan American Health Organisation in the International Drinking Water Supply and Sanitation Decade 1981-1990  bPAHOaWashingtonUSc1991  a[7], 34 p.  aDC  aContains a summary of the technical cooperation related to the International Drinking Water Supply and Sanitation Decade supplied by PAHO to the countries of the region between 1979 and 1990.  c3/7/00kM2LMGR