APA (7th ed.) Citation

Oppermann, O. A., & Historisch Genootschap. (1933). Fontes egmundenses. Kemink.

Chicago Style (17th ed.) Citation

Oppermann, Otto Alexander, and Historisch Genootschap. Fontes Egmundenses. Utrecht: Kemink, 1933.

MLA (8th ed.) Citation

Oppermann, Otto Alexander, and Historisch Genootschap. Fontes Egmundenses. Kemink, 1933.

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