Calapan, S. C. (2002). RP's first info center on heart disease opens. Manila Bulletin.
芝加哥风格引文Calapan, Sheila C. "RP's First Info Center on Heart Disease Opens." Manila Bulletin 2002.
MLA引文Calapan, Sheila C. "RP's First Info Center on Heart Disease Opens." Manila Bulletin, 2002.
警告：这些引文格式不一定是100％准确.