Cita APA (7a ed.)

Abaelardus, P., & Peppermüller, R. (2000). [Expositio in epistolam., 3]. Herder.

Cita Chicago Style (17a ed.)

Abaelardus, Petrus, y Rolf Peppermüller. [Expositio in Epistolam., 3]. Freiburg [u.a.]: Herder, 2000.

Cita MLA (8a ed.)

Abaelardus, Petrus, y Rolf Peppermüller. [Expositio in Epistolam., 3]. Herder, 2000.