Tapia, R. L. (1997). Philippine economy expanding stable. Manila Bulletin.
芝加哥风格引文Tapia, Ronni L. "Philippine Economy Expanding Stable." Manila Bulletin 1997.
MLA引文Tapia, Ronni L. "Philippine Economy Expanding Stable." Manila Bulletin, 1997.
警告：这些引文格式不一定是100％准确.