Newberg, Donald W <br/><br/>
A study guide to earth 
<label>/ by </label> Newberg, Donald W 
 - Newberg-San Francisco  Freeman and Co  1974 
 - [8], 188p.  ill  25 cm. 
<br/><br/><label>ISBN: </label>0716702681 
<br/><br/><label>Dewey Class. No.: </label>550  / NEW