Ramon Magsaysay Award Foundation. (1973). Ramon Magsaysay Award: 1973 presentation ceremonies. Ramon Magsaysay Award Foundation.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRamon Magsaysay Award Foundation. Ramon Magsaysay Award: 1973 Presentation Ceremonies. Manila: Ramon Magsaysay Award Foundation, 1973.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRamon Magsaysay Award Foundation. Ramon Magsaysay Award: 1973 Presentation Ceremonies. Ramon Magsaysay Award Foundation, 1973.
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