Casayuran, M. B. (2016). President's frequent domestic shuttle could turn Naia from world's worst to best — Recto. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCasayuran, Mario B. "President's Frequent Domestic Shuttle Could Turn Naia from World's Worst to Best — Recto." Manila Bulletin 2016.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCasayuran, Mario B. "President's Frequent Domestic Shuttle Could Turn Naia from World's Worst to Best — Recto." Manila Bulletin, 2016.
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