Tenorio, A. (2003). Tariff cuts helped erode tax revenue, says study. Manila Times.
Chicago Style (17. basım) AtıfTenorio, Arnold. "Tariff Cuts Helped Erode Tax Revenue, Says Study." Manila Times 2003.
MLA (9th ed.) AtıfTenorio, Arnold. "Tariff Cuts Helped Erode Tax Revenue, Says Study." Manila Times, 2003.
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