Encyclopedia of birds / consultant editor Joseph Forshaw ; ilustraciones by David Kirshner. - New York : Smithmark, �1991. - 240 p��ginas : ilustraciones a color ; 32 cm Incluye ��ndice ISBN: 0831727853 9780831727857 Subjects--Topical Terms: Birds.Oiseaux.Birds. Dewey Class. No.: 598