APA (7th ed.) Citation

Winkler, F. (1939). Die Sammlung Ehlers.

Chicago Style (17th ed.) Citation

Winkler, Friedrich. Die Sammlung Ehlers. 1939.

MLA (9th ed.) Citation

Winkler, Friedrich. Die Sammlung Ehlers. 1939.

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