Water, sanitation and health electronic library  a compendium of information on water, sanitation, and health.   [electronic resou rce] : 

 - 4th ed. 
 - Geneva, Switzerland :  Water, Sanitation, and Health Programme, Wo rld Health Organization,  c2006. 
 - 1 CD-ROM :  col. ;  4 3/4 in. 
<br/><br/> Title from disc label. 
<br/><br/><br/>System requirements: Windows 95/98/2000/XP & NT; internet browser. 
<br/><br/><label>ISBN: </label>9240560246 9789240560246 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water- supply<br/>Sanitation<br/>Public health
<br/><br/><label>Dewey Class. No.: </label>363.61