Gurugnanam, B <br/><br/>
Essentials of hydrogeology 
/by  B Gurugnanam 
 - New Delhi  New India Publishing Agency  2009 
 - xvi,268p. 
<br/><br/><label>ISBN: </label>978-81-90851-29-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydrogeology--Geology
<br/><br/><label>Dewey Class. No.: </label>551.49  / GUR/E