Wright, Adam <br/><br/>
British sawflies (Hymenoptera: Symphyta) /  A key to adults of the genera occurring in Britain  
Adam Wright 
 - [S. l.]  Field Studies Council  1990 
 - 531-593  il. p&b, 24 cm 
 - Field Studies  v. 7,  n. 3 .
<br/><br/><label>ISBN: </label>1-85153-203X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mosca<br/>Symphyta
<br/><br/><label>Dewey Class. No.: </label>595.79