Perez, D. (1999). 12 firms probed on tax credit fraud. Manila Bulletin.
Citación estilo ChicagoPerez, Delfin. "12 Firms Probed on Tax Credit Fraud." Manila Bulletin 1999.
Cita MLAPerez, Delfin. "12 Firms Probed on Tax Credit Fraud." Manila Bulletin, 1999.
Warning: These citations may not always be 100% accurate.