Frank Evers Beddard <br/><br/>
A monograph of the order of Oligochaeta 

 - Oxford  At the Clarendon press 
 -  xii, 770p. : ill ; 26 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Universal Decimal Class. No.: </label>2  / E20