Xie, Mei <br/><br/>
Using water efficiently:  Technological options/ 

 - Washington, D.C:  World Bank,  c1993. 
 - viii, 52p.  ill. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0821324551 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water
<br/><br/><label>Dewey Class. No.: </label>333.9115  / XIE.N3