Duff, P. McL. D. <br/><br/>
Holmes' principles of physical geology / 
P. McL.D. Duff. 
 - 4th ed. 
 - London ;  New York :  Chapman & Hall,  1993. 
 - xvi, 791 p. :  ill. (some col.), maps (some col.) ;  29 cm. 
<br/><br/> Updated ed. of: Holmes' principles of physical geology / Arthur Holmes. 3rd ed. 1978. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical geology.
<br/><br/><label>Dewey Class. No.: </label>551