Gaviola, G. (1997). Typhoid fever claims 7 lives at Manila City jail. Philippine Star.
芝加哥风格引文Gaviola, Gilbert. "Typhoid Fever Claims 7 Lives at Manila City Jail." Philippine Star 1997.
MLA引文Gaviola, Gilbert. "Typhoid Fever Claims 7 Lives at Manila City Jail." Philippine Star, 1997.
警告：这些引文格式不一定是100％准确.