Cita APA (7a ed.)

Frank, W. A., & Wolter, A. B. (1995). Duns Scotus, Metaphysician. Purdue University Press.

Cita Chicago Style (17a ed.)

Frank, William A., y Allan Bernard Wolter. Duns Scotus, Metaphysician. West Lafayette, Ind.: Purdue University Press, 1995.

Cita MLA (8a ed.)

Frank, William A., y Allan Bernard Wolter. Duns Scotus, Metaphysician. Purdue University Press, 1995.