Robertus de Flamesburia -1224 & Firth, J. J. F. (1971). Liber poenitentialis: A critical edition with introduction and notes. Studies and texts.
Cita Chicago Style (17a ed.)Robertus de Flamesburia -1224 y John Joseph Francis Firth. "Liber Poenitentialis: A Critical Edition with Introduction and Notes." Studies and Texts 1971.
Cita MLA (9a ed.)Robertus de Flamesburia -1224 y John Joseph Francis Firth. "Liber Poenitentialis: A Critical Edition with Introduction and Notes." Studies and Texts, 1971.
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