Die Graugans (Anser anser L.)
By: von Karel Hudec und Jan Rooth.
Contributors: Rooth, Jan.
Series: Die Neue Brehm-Bücherei ;; 429
Publisher: Ziemsen
Published: 1970
Place of publication: Wittenberg
Language: ger
Number of pages: 148
Subjects: Greylag goose.
Notes: Bibliography: p. 140-146.
Includes index.