Cita APA (7a ed.)

Kelly, W. (1976). Pope Gregory II on divorce and remarriage. Univ. Gregoria.

Cita Chicago Style (17a ed.)

Kelly, Williams. Pope Gregory II on Divorce and Remarriage. Roma: Univ. Gregoria, 1976.

Cita MLA (9a ed.)

Kelly, Williams. Pope Gregory II on Divorce and Remarriage. Univ. Gregoria, 1976.