Clapham, Wentworth B., 1942- <br/><br/>
Natural ecosystems / 
Clapham, Wentworth B., 1942- 
 - 2nd ed. 
 - ix, 282 p. : ill. ; 26 cm. 
<br/><br/> Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0023225203 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology<br/>Ecosystem<br/>Ecosystems
<br/><br/><label>Dewey Class. No.: </label>577