Herrera, C. (2001). PNP suspects include Estrada loyalists. Philippine Daily Inquirer.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHerrera, Christine. "PNP Suspects Include Estrada Loyalists." Philippine Daily Inquirer 2001.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHerrera, Christine. "PNP Suspects Include Estrada Loyalists." Philippine Daily Inquirer, 2001.
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