(1997). Solid moral and spiritual foundations for the nation's prosperity. Manila Times.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र"Solid Moral and Spiritual Foundations for the Nation's Prosperity." Manila Times 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्र"Solid Moral and Spiritual Foundations for the Nation's Prosperity." Manila Times, 1997.
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