Spencer, Edgar Winston. <br/><br/>
Physical geology / 
Edgar W. Spencer. 
 - Reading, MA :  Addison-Wesley Pub. Co.,  1983. 
 - ix, 611 p. :ill. ;  hBK 
<br/><br/><label>ISBN: </label>0201064235 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical geology.
<br/><br/><label>LC Class. No.: </label>QE28.2.S6 1983 
<br/><br/><label>Dewey Class. No.: </label>551