x  x <br/><br/>
Systematics of diptera (insecta)  Ecological & morphological principles 

 - x 
 - New Delhi  Oxonian Press  1985 
 - viii, 182p 
<br/><br/>x 
<br/><br/><label>ISBN: </label>8120500113 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Insects Zoology 
<br/><br/><label>Dewey Class. No.: </label>595.77/S995