Varshney, R. S.  <br/><br/>
Engineering hydrology 

 - Third 
 - Nem Chand & Bros: Roorkee  India  1986 
 - 1012p.  fig. 
<br/><br/><label>Nat. Bib. No.: </label>6212 
<br/><br/><label>Universal Decimal Class. No.: </label>551.48  / VAR