Mayflies and stoneflies :  life histories and biology  proceeding of the 5th. International ephemeroptera conference and the 9th. International plecoptera conference / 
edited by Ian C. Campbell. 
 - Dordrecht :  Kluwer Academic Publishers,  198. 
 - 366 p. :  ill. ;  27 cm. 
 - Series entomologica ;  vol. 44 .
<br/><br/><label>ISBN: </label>0792302893 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ephemeroptera--Congresses.