(1999). Erap cha-cha denounced as sinful. Philippine Daily Inquirer.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र"Erap Cha-cha Denounced as Sinful." Philippine Daily Inquirer 1999.
एमएलए (9वां संस्करण) प्रशस्ति पत्र"Erap Cha-cha Denounced as Sinful." Philippine Daily Inquirer, 1999.
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