Verma Surendra <br/><br/>
Fast science facts 

 - Hyderabad  Universities press  1998 
 - 238p. 
<br/><br/><label>ISBN: </label>81-7371-092-9 
<br/><br/><label>Subjects--Index Terms: </label>Science facts 
<br/><br/><label>Dewey Class. No.: </label>5/.6  / VER