APA (7th ed.) Citation

(1920). Ex Bibliotheca Universitatis Hafniensis. Madsen.

Chicago Style (17th ed.) Citation

Ex Bibliotheca Universitatis Hafniensis. Kobenhavn: Madsen, 1920.

MLA (9th ed.) Citation

Ex Bibliotheca Universitatis Hafniensis. Madsen, 1920.

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