APA (7th ed.) Citation

(1937). [Werke]: Band 6. [Werke].

Chicago Style (17th ed.) Citation

"[Werke]: Band 6." [Werke] 1937.

MLA (8th ed.) Citation

"[Werke]: Band 6." [Werke], 1937.

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