Guidelines for drinking water quality  health criteria and other supporting information 
World health organization. 
 - New Delhi  C.B.S  1991 
 - x, 333p.; 22cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drinking Water Water Quality. 
<br/><br/><label>Dewey Class. No.: </label>628.162  / G95G