Saha, N. N.. <br/><br/>
Healing Through Gems: A Simple Treatise on Gem Therapy /  Textual Documents 
N. N. Saha. 
 - 2nd ed. / 
 - New Delhi :  Sterling publishers Pvt. Ltd ,  1984. 
 - 136p. ;  23cm. 
<br/><br/><label>Subjects--Index Terms: </label>Physics Reference-Physics Mechanics 
<br/><br/><label>Dewey Class. No.: </label>531.8  / Sa 19 He