Edwards, Clive Arthur. <br/><br/>
Biology of earthworms / 
C. A. Edwards, J. R. Lofty. 
 - London :  Chapman and Hall,  1972. 
 - xv, 283 p. :  ill. 
<br/><br/> Distributed in the U.S.A. by Harper & Row Publishers, Barnes & Noble Import Division. 
<br/><br/><label>ISBN: </label>047099147X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Opisthophora.
<br/><br/><label>Dewey Class. No.: </label>595.146/E26