National Geographic field guide to the birds of western North America
By: edited by Jon L. Dunn and Jonathan Alderfer ; with Paul Lehman.
Contributors: Dunn, Jon, 1954-.; Alderfer, Jonathan K.; Lehman, Paul.
Publisher: National Geographic
Published: 2008
Place of publication: Washington, D.C
Language: eng
Number of pages: 447
ISBN-13: 9781426203312
Subjects: Birds -- West (U.S.) -- Identification; Birds -- Canada, Western -- Identification
Genres: Identification.