APA (7th ed.) Citation

(2004). The Deeds of Pope Innocent III (1. ed.). Catholic Univ. of America Press.

Chicago Style (17th ed.) Citation

The Deeds of Pope Innocent III. 1. ed. Washington, DC: Catholic Univ. of America Press, 2004.

MLA (9th ed.) Citation

The Deeds of Pope Innocent III. 1. ed. Catholic Univ. of America Press, 2004.