Atkins, G. P. (1977). Mutual security in the changing inter-American system: An appraisal of OAS charter and Rio Treaty revisions. Strategic Studies Institute, US Army War College.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAtkins, G. Pope. Mutual Security in the Changing Inter-American System: An Appraisal of OAS Charter and Rio Treaty Revisions. Carlisle Barracks, Pa.: Strategic Studies Institute, US Army War College, 1977.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAtkins, G. Pope. Mutual Security in the Changing Inter-American System: An Appraisal of OAS Charter and Rio Treaty Revisions. Strategic Studies Institute, US Army War College, 1977.
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