Action of the Pan American Health Organisation in the International Drinking Water Supply and Sanitation Decade 1981-1990 

 - WashingtonUS  PAHO  1991 
 - [7], 34 p. 
<br/><br/> DC 
<br/><br/> Contains 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. 
<br/><br/><label>Universal Decimal Class. No.: </label>17.05.05 P187