APA (7th ed.) Citation

Iglesia Católica & Kehr, P. F. (1961). Regesta pontificvm romanorvm (Ed. facs.). Schöppel-Druck.

Chicago Style (17th ed.) Citation

Iglesia Católica and Paul Fridolin Kehr. Regesta Pontificvm Romanorvm. Ed. facs. Berlin: Schöppel-Druck, 1961.

MLA (9th ed.) Citation

Iglesia Católica and Paul Fridolin Kehr. Regesta Pontificvm Romanorvm. Ed. facs. Schöppel-Druck, 1961.

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