Gilluly, James,  1896- <br/><br/>
Principles of geology/ 
James Gilluly, Aaron C. Waters, A. O. Woodford. 
 - 4th ed. 
 - San Francisco:  W. H. Freeman,  1975. 
 - 527 p. :  ill.;  26 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>071670269X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology.