Dharmarajah, Herman. <br/><br/>
Manual on water supply and public health / editor: Stephen Hugman. 
written by Herman Dharmarajah, Stephen Hugman, Dean Mahoney ; 
 - Lae :  PNG University of Technology, [Dept. of Chemical Technology],  1985. 
 - 184 p. :  ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water-supply.<br/>Water-supply--Papua New Guinea.<br/>Water--Analysis.<br/>Public health--Papua New Guinea.<br/>Water quality.<br/>Water quality--Papua New Guinea.