Erdelyi, M. Galfi, J. <br/><br/>
Surface and subsurface mapping in hydrogeology 

 - Chichester  John Wiley  1988 
 - 383p. 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Hydrology<br/>Geology-Maps
<br/><br/><label>Dewey Class. No.: </label>551.48  / E77S