APA (7th ed.) Citation

Gelasius Papa ... (1862). Opera omnia. [Verlag nicht ermittelbar].

Chicago Style (17th ed.) Citation

Gelasius Papa ... Opera Omnia. Parisiis: [Verlag nicht ermittelbar], 1862.

MLA (9th ed.) Citation

Gelasius Papa ... Opera Omnia. [Verlag nicht ermittelbar], 1862.

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