APA (7th ed.) Citation

Gregorio Magno, S. c. 5., & Hurter, H. (1906). Liber Regulae Pastoralis. Libraria Academica Wagneriana.

Chicago Style (17th ed.) Citation

Gregorio Magno, Santo ca. 540-604, and Hugo Hurter. Liber Regulae Pastoralis. Oeniponti [etc.]: Libraria Academica Wagneriana, 1906.

MLA (9th ed.) Citation

Gregorio Magno, Santo ca. 540-604, and Hugo Hurter. Liber Regulae Pastoralis. Libraria Academica Wagneriana, 1906.