UP Manila University Research Council. (1997). UP Manila research manual. UP Manila University Research Council.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUP Manila University Research Council. UP Manila Research Manual. Ermita, Manila: UP Manila University Research Council, 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रUP Manila University Research Council. UP Manila Research Manual. UP Manila University Research Council, 1997.
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