Pabalan, D. M. R. (1998). Polluted: Putting the UP Pool into focus. Philippine Collegian.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPabalan, Delia Mae R. "Polluted: Putting the UP Pool into Focus." Philippine Collegian 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPabalan, Delia Mae R. "Polluted: Putting the UP Pool into Focus." Philippine Collegian, 1998.
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