Proceedings of the third International Symposium on Trichoptera : Perugia, July 28 - August 2, 1980 / 
edited by G.P. Moretti. 
 -- The Hague [etc.] :   W. Junk,   1981 
 - XXI, 472 p. -- 
 (Series Entomologica  ; 20).
<br/><br/>ISBN 90-6193-130-4  90-6193-190-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Entomología<br/>Insectos - Congresos y asambleas
<br/><br/><label>Universal Decimal Class. No.: </label>595.7(063)