Allison, Ira S. <br/><br/>
Geology :  the science of a changing earth / 
Ira S. Allison ...[et al.] 
 - 6th ed. 
 - New York :  McGraw-Hill,  1974 
 - 498 p. :  ill. ;  24 cm. 
<br/><br/> includes index. 
<br/><br/><label>ISBN: </label>0070011184 
<br/><br/><label>LCCN: </label>73-018281 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical geology