Alcaraz, R. B. (2008). Putting the digestive system back on track. Manila Bulletin.
芝加哥风格引文Alcaraz, Rowena Bautista. "Putting the Digestive System Back on Track." Manila Bulletin 2008.
MLA引文Alcaraz, Rowena Bautista. "Putting the Digestive System Back on Track." Manila Bulletin, 2008.
警告：这些引文格式不一定是100％准确.