Calapan, S. C. (2002). RP's first info center on heart disease opens. Manila Bulletin.
Citación estilo ChicagoCalapan, Sheila C. "RP's First Info Center on Heart Disease Opens." Manila Bulletin 2002.
Cita MLACalapan, Sheila C. "RP's First Info Center on Heart Disease Opens." Manila Bulletin, 2002.
Warning: These citations may not always be 100% accurate.