Bird :  the definitive visual guide. 

 - London :  Dorling Kindersley,  2007. 
 - 512 p. :  col. ill., col. maps ;  31 cm. 
<br/><br/> Includes index.  Published in association with BirdLife International. 
<br/><br/><label>ISBN: </label>9781405306331 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Birds--Identification--Pictorial works.<br/>Birds--Pictorial works.