Locsin, J. (1997). Only 10 percent of RP roads are paved, according to UP study. Philippine Star.
芝加哥风格引文Locsin, Joel. "Only 10 Percent of RP Roads Are Paved, According to UP Study." Philippine Star 1997.
MLA引文Locsin, Joel. "Only 10 Percent of RP Roads Are Paved, According to UP Study." Philippine Star, 1997.
警告:这些引文格式不一定是100%准确.