APA (7th ed.) Citation

Somerville, R. (1990). Papacy, councils, and canon law in the 11th-12th centuries. Variorum.

Chicago Style (17th ed.) Citation

Somerville, Robert. Papacy, Councils, and Canon Law in the 11th-12th Centuries. Aldershot: Variorum, 1990.

MLA (8th ed.) Citation

Somerville, Robert. Papacy, Councils, and Canon Law in the 11th-12th Centuries. Variorum, 1990.

Warning: These citations may not always be 100% accurate.