Collantes, M. (1970). The new Philippine foreign policy. Office of Public Affairs, Dept. of Foreign Affairs.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCollantes, Manuel. The New Philippine Foreign Policy. [Manila: Office of Public Affairs, Dept. of Foreign Affairs, 1970.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCollantes, Manuel. The New Philippine Foreign Policy. Office of Public Affairs, Dept. of Foreign Affairs, 1970.
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