Ocampo, A. R. (2002). National artists are immortal. IN Looking back [column]. Philippine Daily Inquirer.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOcampo, Ambeth R. "National Artists Are Immortal. IN Looking Back [column]." Philippine Daily Inquirer 2002.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOcampo, Ambeth R. "National Artists Are Immortal. IN Looking Back [column]." Philippine Daily Inquirer, 2002.
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