University of the Philippines Manila National Institutes of Health & Festin, M. R. (2002). UP Manila research manual (2nd ed.). [University of the Philippines Manila.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUniversity of the Philippines Manila National Institutes of Health और Mario R. Festin. UP Manila Research Manual. 2nd ed. [Manila]: [University of the Philippines Manila, 2002.
एमएलए (9वां संस्करण) प्रशस्ति पत्रUniversity of the Philippines Manila National Institutes of Health और Mario R. Festin. UP Manila Research Manual. 2nd ed. [University of the Philippines Manila, 2002.
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