APA (7th ed.) Citation

Kagan, D. (2008). Donald Kagan. The Peloponnesian War. Part II.

Chicago Style (17th ed.) Citation

Kagan, Donald. Donald Kagan. The Peloponnesian War. Part II. 2008.

MLA (9th ed.) Citation

Kagan, Donald. Donald Kagan. The Peloponnesian War. Part II. 2008.

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