APA (7th ed.) Citation

(1970). Essener Bibliographie. Stadtbibliothek.

Chicago Style (17th ed.) Citation

Essener Bibliographie. Essen: Stadtbibliothek, 1970.

MLA (9th ed.) Citation

Essener Bibliographie. Stadtbibliothek, 1970.

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