Nachtvogels
By: Hans Warren.
Publisher: Rap
Published: 1978
Place of publication: Baarn
Language: dut
Number of pages: 160
Subjects: Owls.
Notes: Bibliography: p. 160.
"Met een inleiding van Prof. Dr. N. Tinbergen."
Reprint of the 1949 ed. published by Gouda Quint-Brouwer, Arnhem.