APA (7th ed.) Citation

Walbank, F. W. A historical commentary on Polybius. Clarendon Press.

Chicago Style (17th ed.) Citation

Walbank, Frank W. A Historical Commentary on Polybius. Oxford: Clarendon Press.

MLA (9th ed.) Citation

Walbank, Frank W. A Historical Commentary on Polybius. Clarendon Press.

Warning: These citations may not always be 100% accurate.