Environment encyclopedia and directory 

 - London  Europa        1998 
 - 560p  cm. 
<br/><br/><label>Standard No.: </label>21819 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>BIOLOGY
<br/><br/><label>Dewey Class. No.: </label>G:55k, N4;N8 (RR)