Concepcion, J. A. (2000). CSC head orders Manila mayor to reinstate ousted city engineer. Manila Times.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रConcepcion, John Anthony. "CSC Head Orders Manila Mayor to Reinstate Ousted City Engineer." Manila Times 2000.
एमएलए (9वां संस्करण) प्रशस्ति पत्रConcepcion, John Anthony. "CSC Head Orders Manila Mayor to Reinstate Ousted City Engineer." Manila Times, 2000.
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