APA Style
Kagan, Donald. (1951).
On the Origins of War and the Preservation of Peace (1).
New York:
Doubleday.
Chicago Style
Kagan, Donald.
On the Origins of War and the Preservation of Peace.
1
New York:
Doubleday,
1951.
Text.
MLA Style
Kagan, Donald.
On the Origins of War and the Preservation of Peace.
1
New York:
Doubleday,
1951.
Text.
Turabian Style
Kagan, Donald.
On the Origins of War and the Preservation of Peace.
1
New York:
Doubleday,
1951.
Print.