Earthworm ecology and biogeography in North America / 
edited by Paul F. Hendrix. 
 - Boca Raton:  Lewis Publishers,  c1995. 
 - 244p.:  ill.,maps;  25cm. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>1566700531 (acidfree paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earthworms--Ecology--North America.<br/>Earthworms--Geographical distribution.--North America
<br/><br/><label>LC Class. No.: </label>QL391.A6  / E27 1995