Vas, Gratian, <br/><br/>
Hydro energy / 
Gratian Vas. 
 - India :  New Dawn Press ,  2006. 
 - 32 pages :  illustrations ;  24 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9781845572501 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydro energy--Science.
<br/><br/><label>Dewey Class. No.: </label>333.91  / V44