Modern age
MLA
Kirk, Russell.
Modern Age. Bryn Mawr, Pa., United States: Foundation for Foreign Affairs, 1957.
APA
Kirk, R. (1957).
Modern age. Bryn Mawr, Pa., United States: Foundation for Foreign Affairs.
Chicago
Kirk, Russell.
Modern Age. Bryn Mawr, Pa., United States: Foundation for Foreign Affairs,, 1957.