National Geographic field guide to the birds of North America / 
 Field guide to the birds of North America  Birds of North America 
edited by Jon L. Dunn and Jonathan Alderfer 
 - 5th ed 
 - Washington, D.C. :  National Geographic,  c2006 
 - 503 p. :  col. ill., col. maps ;  21 cm 
<br/><br/> Includes index 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0792253140 (pbk.) 9780792253143 (pbk.) 
<br/><br/><label>LCCN: </label>2006049420 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Birds--North America--Identification
<br/><br/><label>LC Class. No.: </label>QL681  / .F53 2006