Benson R B <br/><br/>
Handbook for the identification of British insects: Hymenoptera,symphytan 

 -  1952 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>73737 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Insects
<br/><br/><label>Dewey Class. No.: </label>K864:11, J2.2b   CS