(1981). UP KEM Engineers: Chemical engineering week. UP Chemical Engineering Society.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUP KEM Engineers: Chemical Engineering Week. Quezon City: UP Chemical Engineering Society, 1981.
एमएलए (9वां संस्करण) प्रशस्ति पत्रUP KEM Engineers: Chemical Engineering Week. UP Chemical Engineering Society, 1981.
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