Mohammed Ali Elyass. <br/><br/>
Water Research Center (WRC) at Sudan / 
Mohammed Ali Elyass. 
 - MUET ;  2012. 
 - x, 67p. :  ill. ;  30cm. 
<br/><br/>Including Reference & Index  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water Research Center
<br/><br/><label>Dewey Class. No.: </label> / MOH