Cita APA (7a ed.)

Marsilio da Padova, 1., & Gewirth, A. (1967). The Defender of peace: The Defensor pacis. Harper & Row, Publishers.

Cita Chicago Style (17a ed.)

Marsilio da Padova, 1275?-1343., y Alan Gewirth. The Defender of Peace: The Defensor Pacis. New York: Harper & Row, Publishers, 1967.

Cita MLA (9a ed.)

Marsilio da Padova, 1275?-1343., y Alan Gewirth. The Defender of Peace: The Defensor Pacis. Harper & Row, Publishers, 1967.