Cendaña, P. (1998). UP student council opposes CPDP. IN Letters [column]. Philippine Daily Inquirer.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCendaña, Percival. "UP Student Council Opposes CPDP. IN Letters [column]." Philippine Daily Inquirer 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCendaña, Percival. "UP Student Council Opposes CPDP. IN Letters [column]." Philippine Daily Inquirer, 1998.
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