Cita APA (7th ed.)

Walbank, F. W. (1957). A historical commentary on Polybius. Oxford at the Clarendon Press.

Cita Chicago (17th ed.)

Walbank, Frank William. A Historical Commentary on Polybius. Londres: Oxford at the Clarendon Press, 1957.

Cita MLA (9th ed.)

Walbank, Frank William. A Historical Commentary on Polybius. Oxford at the Clarendon Press, 1957.