Cita APA (7a ed.)

Juan Duns Escoto, B., & Vos, A. (1994). Contingency and freedom: Lectura I 39. Kluwer Academic Publishers.

Cita Chicago Style (17a ed.)

Juan Duns Escoto, Beato, y A. Vos. Contingency and Freedom: Lectura I 39. Dordrecht ; Boston ; London: Kluwer Academic Publishers, 1994.

Cita MLA (9a ed.)

Juan Duns Escoto, Beato, y A. Vos. Contingency and Freedom: Lectura I 39. Kluwer Academic Publishers, 1994.