Judson, Sheldon. <br/><br/>
Physical geology / 
Sheldon Judson. 
 - 8th ed. 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  1990. 
 - 534 p. :  ill. ;  28 cm. 
<br/><br/>includes index. 
<br/><br/><label>ISBN: </label>0136664059 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical geology.