APA (7th ed.) Citation

Giorgi, D. (1970). De liturgia Romani pontificis .. De liturgia Romani pontificis ....

Chicago Style (17th ed.) Citation

Giorgi, Domenico. "De Liturgia Romani Pontificis .." De Liturgia Romani Pontificis ... 1970.

MLA (9th ed.) Citation

Giorgi, Domenico. "De Liturgia Romani Pontificis .." De Liturgia Romani Pontificis ..., 1970.

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