Needham, James G. <br/><br/>
A manual of the dragonflies of North America (Anisoptera) Including the Greater Antilles and the provinces of the Mexican border 

 - Berkeley :  University of California,  1955 
 - 615 p.  : ilus. 
<br/><br/><label>LCCN: </label>31677 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Libélulas.
<br/><br/><label>Dewey Class. No.: </label>595.733  / N44