Ferme, B. E., & King, W. J. (2007). Introduction to the history of the sources of canon law: The ancient law up to the Decretum of Gratian. Wilson & Lafleur.
Chicago Style (17th ed.) CitationFerme, Brian Edwin, and William J. King. Introduction to the History of the Sources of Canon Law: The Ancient Law Up to the Decretum of Gratian. Montréal [u.a.]: Wilson & Lafleur, 2007.
MLA (9th ed.) CitationFerme, Brian Edwin, and William J. King. Introduction to the History of the Sources of Canon Law: The Ancient Law Up to the Decretum of Gratian. Wilson & Lafleur, 2007.
Warning: These citations may not always be 100% accurate.