APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (8th ed.) Citation

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