Conservation of new world parrots :  proceedings of the ICBP parrot working group meeting St.Lucia, 1980 / 
edited by Roger F.Pasquier 
 - Washington :  Smithsonian Institution Press,  1981 
 - 485 p. :  ill. ;  23 cm. 
 - International Council for Bird Preservation Technical Publication  no 1 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Parrots--Congresses<br/>Rare birds--Congresses