Udvardy, Miklos D. F.
National Audubon Society field guide to North American birds, Western region / Field guide to North American birds, Western region [by] Miklos D.F. Udvardy ; revised by John Farrand, Jr. ; visual key by Amanda Wilson and Lori Hogan. - Rev. ed. - New York : Knopf, 1994. - 822 p. : col. ill. ; 20 cm.
Includes bibliographical references and index.
0679428518
94007415
Birds--Identification.--North America
Birds--Identification.--West (U.S.)
598.297
National Audubon Society field guide to North American birds, Western region / Field guide to North American birds, Western region [by] Miklos D.F. Udvardy ; revised by John Farrand, Jr. ; visual key by Amanda Wilson and Lori Hogan. - Rev. ed. - New York : Knopf, 1994. - 822 p. : col. ill. ; 20 cm.
Includes bibliographical references and index.
0679428518
94007415
Birds--Identification.--North America
Birds--Identification.--West (U.S.)
598.297