Gilluly, James,  1896- <br/><br/>
Principles of geology / 
James Gilluly, Aaron C. Waters and A. O. Woodford. 
 - 3rd ed. 
 - San Francisco:  W. H. Freeman,  1968. 
 - 687 p.:  ill. ;  26 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology.