Ørn
By: Magnar Norderhaug ; foto, Sixten Jonsson.
Contributors: Jonsson, Sixten, 1926-
Publisher: Grøndahl
Published: 1978
Place of publication: Oslo
Language: nor
Number of pages: 95
Subjects: Accipitridae.; Birds -- Norway.; Birds -- Europe.
Notes: Bibliography: p. 95.