Concepcion, J. A. (2000). CSC head orders Manila mayor to reinstate ousted city engineer. Manila Times.
Chicago-viite (17. p.)Concepcion, John Anthony. "CSC Head Orders Manila Mayor to Reinstate Ousted City Engineer." Manila Times 2000.
MLA-viite (9. p.)Concepcion, John Anthony. "CSC Head Orders Manila Mayor to Reinstate Ousted City Engineer." Manila Times, 2000.
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