Water Quality Management Within Existing Legislation in West Malaysia 

 - Ministry of Health, Kuala Lumpur, Malaysia  1972 
 - p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>IRRIGATION.<br/>IRRIG.<br/>WATER MANAGEMENT.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>MALAYSIA.