APA (7th ed.) Citation

Heyer Jürgen & Stadtmuseum Weimar. (1973). Vogeltwelt um Weimar.

Chicago Style (17th ed.) Citation

Heyer Jürgen and Stadtmuseum Weimar. Vogeltwelt Um Weimar. Weimar, 1973.

MLA (8th ed.) Citation

Heyer Jürgen and Stadtmuseum Weimar. Vogeltwelt Um Weimar. 1973.

Warning: These citations may not always be 100% accurate.