Calumpita, R. E. (2006). Do charter change after 2007, Gordon proposes. Manila Times.
Cita Chicago (17th ed.)Calumpita, Ronnie E. "Do Charter Change After 2007, Gordon Proposes." Manila Times 2006.
Cita MLA (9th ed.)Calumpita, Ronnie E. "Do Charter Change After 2007, Gordon Proposes." Manila Times, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.