Cita APA (7a ed.)

Muller, H. J. (1961). Freedom in the ancient world (First edition.). Harper.

Cita Chicago Style (17a ed.)

Muller, Herbert Joseph. Freedom in the Ancient World. First edition. New York: Harper, 1961.

Cita MLA (8a ed.)

Muller, Herbert Joseph. Freedom in the Ancient World. First edition. Harper, 1961.