Gatdula, D. (1999). BIR creates two boards to oversee tax practitioners. Philippine Star.
芝加哥风格引文Gatdula, Donnabelle. "BIR Creates Two Boards to Oversee Tax Practitioners." Philippine Star 1999.
MLA引文Gatdula, Donnabelle. "BIR Creates Two Boards to Oversee Tax Practitioners." Philippine Star, 1999.
警告：这些引文格式不一定是100％准确.