Sadri S <br/><br/>
Geometry Of Hr 

 - 1st Ed. 
 -  Himalaya Publishing House  2002 
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>8178662698 
<br/><br/><label>Dewey Class. No.: </label>658.3  / SAD/JAY