APA (7th ed.) Citation

Zimmermann, J. G. (1883). Ueber die Einsamkeit.

Chicago Style (17th ed.) Citation

Zimmermann, Johann Georg. Ueber Die Einsamkeit. 1883.

MLA (9th ed.) Citation

Zimmermann, Johann Georg. Ueber Die Einsamkeit. 1883.

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