APA (7th ed.) Citation

Petrus Kardinal, H. Petri Damiani opuscula, epistulae, sermones - BSB Clm 18078.

Chicago Style (17th ed.) Citation

Petrus Kardinal, Heiliger. Petri Damiani Opuscula, Epistulae, Sermones - BSB Clm 18078.

MLA (9th ed.) Citation

Petrus Kardinal, Heiliger. Petri Damiani Opuscula, Epistulae, Sermones - BSB Clm 18078.

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