Long, D. F. (1963). The outward view: An illustrated history of United states foreign relations. Rand McNally.
Chicago-viite (17. p.)Long, David Foster. The Outward View: An Illustrated History of United States Foreign Relations. Chicago: Rand McNally, 1963.
MLA-viite (9. p.)Long, David Foster. The Outward View: An Illustrated History of United States Foreign Relations. Rand McNally, 1963.
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