Read, Peter G.  <br/><br/>
Gemmology / 
Peter G. Read. 
 - Oxford :  Butterworth-Heinemann,  1991. 
 - 358 p. :  ill. ;  24 cm. 
 - 553.8+549 (NLA) .
<br/><br/><label>ISBN: </label>0750610662 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Precious stones.
<br/><br/><label>Universal Decimal Class. No.: </label>553.8+549 (NLA)