Katigbak, A. F. (2005). Ad valorem tax for cigarettes to generate more revenues for gov't. Philippine Star.
Dyfyniad Arddull ChicagoKatigbak, Antonio F. "Ad Valorem Tax for Cigarettes to Generate More Revenues for Gov't." Philippine Star 2005.
Dyfyniad MLAKatigbak, Antonio F. "Ad Valorem Tax for Cigarettes to Generate More Revenues for Gov't." Philippine Star, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.