Kennedy, T. C. (1975). Charles A. Beard and American foreign policy. Gainesville: University Presses of Florida.
Чикагска система за цитиранеKennedy, Thomas C. Charles A. Beard and American Foreign Policy. Gainesville: University Presses of Florida, 1975.
MLA формат за цитиранеKennedy, Thomas C. Charles A. Beard and American Foreign Policy. Gainesville: University Presses of Florida, 1975.
Внимание: Тези цитати може да не са 100% точни.