Sy, D. V. (2005). Importance of tax reforms. IN Managing for society [column]. Manila Times.
Citazione stile Chigago Style (17a edizione)Sy, Dante V. "Importance of Tax Reforms. IN Managing for Society [column]." Manila Times 2005.
Citatione MLA (9a ed.)Sy, Dante V. "Importance of Tax Reforms. IN Managing for Society [column]." Manila Times, 2005.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.