Remson, Irwin; Heuberger, G.M & Mdz, Fred J. <br/><br/>
Numerical methods in subsurface hydrology 

 -  Wiley- Interscience  1971 
<br/><br/><label>ISBN: </label>9780471716502 
<br/><br/><label>Dewey Class. No.: </label>553.79  / N71 REN H.