Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (8th ed.)

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