Lanzona, L. A. J. (2000). Slogans and proposed charter amendments. Philippine Star.
Cita Chicago (17th ed.)Lanzona, Leonardo A. Jr. "Slogans and Proposed Charter Amendments." Philippine Star 2000.
Cita MLA (9th ed.)Lanzona, Leonardo A. Jr. "Slogans and Proposed Charter Amendments." Philippine Star, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.