Paulson, Dennis R <br/><br/>
Dragonflies and damselflies of the west 
Dennis Paulson 
 - Princeton  Princeton University Press  c2009 
 - 535 p. : ill. (chiefly col.), col. maps ; 22 cm 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780691122816 
<br/><br/><label>ISSN: </label>2008030893 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dragonflies - Canada, Western - Identification<br/>Dragonflies - West (U.S.) - Identification
<br/><br/><label>Dewey Class. No.: </label>595.7330978 PAU