Wang,Herbert and And erson,Mary P. <br/><br/>
Introduction to GroundWater Modelling  Finite Difference and Finite Element Methods 
Wang,Herbert and And erson,Mary P. 
 - Boston  Academic Press  1982 
<br/><br/><label>ISBN: </label>9780127345857 
<br/><br/><label>Dewey Class. No.: </label>551.490724  / WAN.I