Locsin, J. (1997). Sin: People power vs charter changes. Philippine Star.
Cita Chicago (17th ed.)Locsin, Joel. "Sin: People Power Vs Charter Changes." Philippine Star 1997.
Cita MLA (9th ed.)Locsin, Joel. "Sin: People Power Vs Charter Changes." Philippine Star, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.