Bibby. Colin J. <br/><br/>
Bird census techniques  / 
Colin J. Bibby, Neil D, Burgess, David A. Hill 
 - 257 p. : il. 
<br/><br/><label>LCCN: </label>TIPO-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ORNITOLOGIA<br/>POBLACION DE AVES
<br/><br/><label>Dewey Class. No.: </label>598.20723  / B581