Wallwork, J. A.  1932- <br/><br/>
Earthworm biology 
John A. Wallwork 
 - London  Arnold  Dec.1983 
 - 58 p.  ill.  23 cm 
 - Institute of Biology's studies in biology  no.161  0537-9024 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Haplotaxida
<br/><br/><label>Dewey Class. No.: </label>595.1  / 46