Duehøgen, Astur gentilis dubius (Sparrman)
Series: His Biologiske studier over danske rovfugle -- 1
Publisher: H. Hirschsprung
Published: 1942
Place of publication: København
Language: dan
Number of pages: 155
Subjects: Goshawk
Notes: Summary in English.

Thesis--Københavns universitet.

Bibliography: p. 155.