Sy, M. (2010). Miriam files proposed Magna Carta for Call Center. Philippine Star.
Cita Chicago (17th ed.)Sy, Marvin. "Miriam Files Proposed Magna Carta for Call Center." Philippine Star 2010.
Cita MLA (9th ed.)Sy, Marvin. "Miriam Files Proposed Magna Carta for Call Center." Philippine Star, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.