Somerville, R. (1990). Papacy, councils, and canon law in the 11th-12th centuries. Variorum.
Chicago Style (17th ed.) CitationSomerville, Robert. Papacy, Councils, and Canon Law in the 11th-12th Centuries. Aldershot: Variorum, 1990.
MLA (8th ed.) CitationSomerville, Robert. Papacy, Councils, and Canon Law in the 11th-12th Centuries. Variorum, 1990.
Warning: These citations may not always be 100% accurate.