APA (7th ed.) Citation

Polibio & Paton, W. R. (1960). The histories. Harvard University Press [etc.].

Chicago Style (17th ed.) Citation

Polibio and W. R. Paton. The Histories. Cambridge (Massachusetts) [etc.]: Harvard University Press [etc.], 1960.

MLA (9th ed.) Citation

Polibio and W. R. Paton. The Histories. Harvard University Press [etc.], 1960.