Villegas, R. (2007). Taxation needn't be so taxing. IN Greenlight [column]. Manila Standard Today.
Chicago Style (17. basım) AtıfVillegas, Raoul. "Taxation Needn't Be so Taxing. IN Greenlight [column]." Manila Standard Today 2007.
MLA (9th ed.) AtıfVillegas, Raoul. "Taxation Needn't Be so Taxing. IN Greenlight [column]." Manila Standard Today, 2007.
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