Doronila, A. (1998). Estrada's first 50 days wracked by gov't feuds. Philippine Daily Inquirer.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDoronila, Amando. "Estrada's First 50 Days Wracked by Gov't Feuds." Philippine Daily Inquirer 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDoronila, Amando. "Estrada's First 50 Days Wracked by Gov't Feuds." Philippine Daily Inquirer, 1998.
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