Biggs, Alton. <br/><br/>
Scince voyages earth & life sciences /. 
Alton Biggs. 
 - New York :  Glencoe McGraw-Hill  2001 
 - xvii, 404p.  28cm. 
<br/><br/><label>ISBN: </label>0078239761 
<br/><br/><label>Dewey Class. No.: </label>550