Doronila, A. (1999). Erap approach fuels cha-cha resistance. IN Analysis [column]. Philippine Daily Inquirer.
Chicago Style (17. basım) AtıfDoronila, Amando. "Erap Approach Fuels Cha-cha Resistance. IN Analysis [column]." Philippine Daily Inquirer 1999.
MLA (9th ed.) AtıfDoronila, Amando. "Erap Approach Fuels Cha-cha Resistance. IN Analysis [column]." Philippine Daily Inquirer, 1999.
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