Patterns of life on earth. 

 - New York :  Arco,  1984. 
 - 64 p. :  ill. 
<br/><br/> Discusses evolution, the cycles of life, habits and habitats of earth's life, pollution, and conservation. 
<br/><br/><label>ISBN: </label>0668061820 
<br/><br/><label>LCCN: </label>84006318 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology.<br/>Life (Biology)
<br/><br/><label>Dewey Class. No.: </label>574