Best, David M. <br/><br/>
Understanding earth / 
David M. Best. 
 - New York :  W. H. Freeman,  c1998. 
 - vii, 276p. ; 28 cm. 
<br/><br/><label>ISBN: </label>0716728044 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth sciences.