The EBCC Atlas of european breeding birds :  their distribution and abundance / 
edited by Ward J. M. Hagemeijer and Michael J. Blair. 
 -- London :   T & AD Poyser,   1997 
 - CXLI, 903 p.  il., map. 
<br/><br/>ISBN 0-85661-091-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aves - Europa - Poblaciones
<br/><br/><label>Universal Decimal Class. No.: </label>598.2:591.9(4)