Kagan, D. (1962). Decline and fall of the Roman Empire: Why did it collapse? Heath.
Chicago Style (17th ed.) CitationKagan, Donald. Decline and Fall of the Roman Empire: Why Did It Collapse? Boston: Heath, 1962.
MLA (9th ed.) CitationKagan, Donald. Decline and Fall of the Roman Empire: Why Did It Collapse? Heath, 1962.
Warning: These citations may not always be 100% accurate.