Cita APA (7a ed.)

Robert of Flamborough & Firth, J. (1971). Liber poenitentialis: A critical edition with introduction and notes. Pontifical Institute of Mediaeval Studies.

Cita Chicago Style (17a ed.)

Robert of Flamborough y J.J.Francis Firth. Liber Poenitentialis: A Critical Edition with Introduction and Notes. Toronto: Pontifical Institute of Mediaeval Studies, 1971.

Cita MLA (9a ed.)

Robert of Flamborough y J.J.Francis Firth. Liber Poenitentialis: A Critical Edition with Introduction and Notes. Pontifical Institute of Mediaeval Studies, 1971.