Proceedings of the 2nd International Symposium on Trichoptera, University of Reading, England, 25-29 July, 1977 
edited by M. Ian Crichton 
 - The Hague  Boston  Junk  1978 
 - xv, 359 p.  ill.  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Caddisflies
<br/><br/><label>Dewey Class. No.: </label>595.7  / 45