Global environment monitoring systems :  report of a workshop on water quality monitoring and assessment, 23rd March-3rd April 1992. 

 - Nairobi :  UNEP,  1992. 
 - iv, 179 p. ;  29 cm. 
<br/><br/>Includes bibliography. 
<br/><br/> Open access. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water quality management.<br/>Water quality.