Les Bas, Michael John <br/><br/>
Carbonatite-nephelinite volcanism : an African case history 

 - New York  John Wiley and Sons, Inc.  1977 
 - 347p.  23cm. 
<br/><br/><label>ISBN: </label>471994227 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Carbonatites
<br/><br/><label>LC Class. No.: </label>QE462.C36L4