workshop on goals and indicators for monitoring and evaluation for water supply and sanitation 

 - switzerland  geneva  june 25-29, 1990 
 - p.48. :  ill. ;  24 cm 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>MCE (D)
<br/><br/><label>Dewey Class. No.: </label>363.72  / WOR