Katigbak, T. (1998). Poor leadership becomes major economic concern. Philippine Star.
Cita Chicago (17th ed.)Katigbak, Tony. "Poor Leadership Becomes Major Economic Concern." Philippine Star 1998.
Cita MLA (9th ed.)Katigbak, Tony. "Poor Leadership Becomes Major Economic Concern." Philippine Star, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.