Hilfe für Wasservögel
Subtitle: e. Dokumentation
By: Gerhard Thielcke.
Series: Vogelkundliche Bibliothek ;; Bd. 2
Publisher: Kilda
Published: 1975
Place of publication: Greven
Language: ger
Number of pages: 68
Subjects: Water birds.; Birds -- Conservation.
Notes: Bibliography: p. 62-68.
Includes index.