Somerville, R. (1990, April 15). Papacy, councils, and canon law in the 11th-12th centuries. Variorum collected studies series.
Style de citation Chicago (17e éd.)Somerville, Robert. "Papacy, Councils, and Canon Law in the 11th-12th Centuries." Variorum Collected Studies Series 15 Apr. 1990.
Style de citation MLA (9e éd.)Somerville, Robert. "Papacy, Councils, and Canon Law in the 11th-12th Centuries." Variorum Collected Studies Series, 15 Apr. 1990.
Attention : ces citations peuvent ne pas être correctes à 100%.