Nature's secret world. 

 - New York :  Arco,  1984. 
 - 183 p. :  chiefly col. ill. ;  30 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0668062134 :  $19.95 
<br/><br/><label>LCCN: </label>84009169 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural history--Miscellanea.
<br/><br/><label>LC Class. No.: </label>QH45.5  / .N36815 1984 
<br/><br/><label>Dewey Class. No.: </label>574