Cita APA (7a ed.)

Abelard, P., & Ziolkowski, J. M. (2008). Letters of Peter Abelard, Beyond the Personal. Catholic University of America Press.

Cita Chicago Style (17a ed.)

Abelard, Peter, y Jan M. Ziolkowski. Letters of Peter Abelard, Beyond the Personal. Washington, D.C.: Catholic University of America Press, 2008.

Cita MLA (8a ed.)

Abelard, Peter, y Jan M. Ziolkowski. Letters of Peter Abelard, Beyond the Personal. Catholic University of America Press, 2008.