APA (7th ed.) Citation

Robertus, d. F. -., & Firth, J. J. F. (1971). Liber poenitentialis: A critical edition with introduction and notes. Studies and texts.

Chicago Style (17th ed.) Citation

Robertus, de Flamesburia -1224, and J. J. Francis Firth. "Liber Poenitentialis: A Critical Edition with Introduction and Notes." Studies and Texts 1971.

MLA (8th ed.) Citation

Robertus, de Flamesburia -1224, and J. J. Francis Firth. "Liber Poenitentialis: A Critical Edition with Introduction and Notes." Studies and Texts, 1971.