APA (7th ed.) Citation

Polybius. (1978). The histories The histories in 6 volumes.

Chicago Style (17th ed.) Citation

Polybius. "The Histories." The Histories in 6 Volumes 1978.

MLA (8th ed.) Citation

Polybius. "The Histories." The Histories in 6 Volumes, 1978.

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