Understanding Earth / 
John Grotzinger ... [et al.]. 
 - 5th ed. 
 - New York :  W. H. Freeman,  2007 
 - xxiii, 1 v. (various pagings) :  col. ill., col. maps ;  28 cm. 
<br/><br/> Rev ed. of : Understanding earth / Frank Press, 4th ed. 
<br/><br/>Includes bibliographical references  (p. 1-7, 5th group) and index 
<br/><br/><label>ISBN: </label>0716776960 (pbk.)  RM261.53 9780716776963 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth sciences--Textbooks