Vas, Gration <br/><br/>
Brain teasers in English 

 - New Delhi  Sterling  1996 
 - x,159p. 
<br/><br/><label>ISBN: </label> RS 80.00 
<br/><br/><label>Source: </label> RS 80.00 
<br/><br/><label>Dewey Class. No.: </label>425 VAS