Velasco, M. M. (2010). Regulation pushed on disposal of hazardous substances in CFL. Manila Bulletin.
Cita Chicago (17th ed.)Velasco, Myrna M. "Regulation Pushed on Disposal of Hazardous Substances in CFL." Manila Bulletin 2010.
Cita MLA (9th ed.)Velasco, Myrna M. "Regulation Pushed on Disposal of Hazardous Substances in CFL." Manila Bulletin, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.