A guide to the natural world / 

 - New York  Time-Life Books  1972. 
 - 208 p.  ill.  28 cm. 
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural history--Handbooks, manuals, etc.<br/>Life nature library
<br/><br/><label>LC Class. No.: </label>QH53  / .L53 1972 
<br/><br/><label>Dewey Class. No.: </label>500.902  / G946 1972