Ehlers, Ernest G. <br/><br/>
Petrology :  igneous, sedimentary, and metamorphic / 
by Ernest G. Ehlers, Harvey Blatt. 
 - New York, N.Y. :  W.H. Freeman and Company,  1982. 
 - xvi, 732 p. : ill. 
<br/><br/> Includes index.  Contents : Igneous rocks--Sedimentary rocks--Metamorphic rocks. 
<br/><br/><label>ISBN: </label>0716712792 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petrology.