Handbook of Oregon birds
Subtitle: a field companion to birds of Oregon
By: Hendrik G. Herlyn and Alan L. Contreras.
Contributors: Contreras, Alan, 1956-
Publisher: Oregon State University Press
Published: 2009
Place of publication: Corvallis
Language: eng
ISBN-13: 9780870715716
Subjects: Birds -- Oregon; Birds -- Oregon -- Identification
Genres: Identification
Notes: Includes bibliographical references and index.