APA (7th ed.) Citation

Sorge, S. (1964). Wunder der Natur. Rudolf Arnold Verlag.

Chicago Style (17th ed.) Citation

Sorge, Siegfried. Wunder Der Natur. Leipzig: Rudolf Arnold Verlag, 1964.

MLA (8th ed.) Citation

Sorge, Siegfried. Wunder Der Natur. Rudolf Arnold Verlag, 1964.

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