Cita APA (7a ed.)

Rolker, C. (2010). Canon law and the letters of Ivo of Chartres. Cambridge University Press.

Cita Chicago Style (17a ed.)

Rolker, Christof. Canon Law and the Letters of Ivo of Chartres. Cambridge [U.K.] ; New York, N.Y.: Cambridge University Press, 2010.

Cita MLA (8a ed.)

Rolker, Christof. Canon Law and the Letters of Ivo of Chartres. Cambridge University Press, 2010.