Skinner, Brian J. <br/><br/>
Physical geology / 
Brian J. Skinner, Stephen C. Porter. 
 - New York :  Wiley,  1987 
 - xii, 750 p. :  col. ill. ;  29 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0471056685 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical geology