Locsin, J. (1997). Only 10 percent of RP roads are paved, according to UP study. Philippine Star.
Cita Chicago (17th ed.)Locsin, Joel. "Only 10 Percent of RP Roads Are Paved, According to UP Study." Philippine Star 1997.
Cita MLA (9th ed.)Locsin, Joel. "Only 10 Percent of RP Roads Are Paved, According to UP Study." Philippine Star, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.