marshak, stephen <br/><br/>
Essentials of geology  [Book]. 

 - 3rd 
 - New York  w.w.norton & company  2009 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>978-0-393-11779-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>.net