Keene, Ann T. <br/><br/>
Earthkeepers :  observers and protectors of nature / 
Ann T. Keene. 
 -  Oxford University Press,  c1994. 
 - 222 p. :  ill. (some col.), maps ;  29 cm. 
 - Oxford profiles .
<br/><br/>Includes bibliographical references (p. 213-218) and index. 
<br/><br/> Profiles men and women who have been prominent in the field of natural history. Includes a list of organizations promoting conservation and nature study. 
<br/><br/><label>ISBN: </label>0195078675 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Naturalists--Biography--Juvenile literature.<br/>Conservationists--Biography--Juvenile literature.<br/>Nature conservation--Juvenile literature.<br/>Naturalists.<br/>Conservationists.<br/>Conservation of natural resources.
<br/><br/><label>Subjects--Index Terms: </label>ბუნების დაცვა და კონსერვაცია ნატურალისტები - ბიოგრაფიები 
<br/><br/><label>Universal Decimal Class. No.: </label>502.3