Herrera, E. F. (2002). Imported 'wonder world' may cause cancer. IN Policy peek [column]. Manila Times.
Cita Chicago (17th ed.)Herrera, Ernesto F. "Imported 'Wonder World' May Cause Cancer. IN Policy Peek [column]." Manila Times 2002.
Cita MLA (9th ed.)Herrera, Ernesto F. "Imported 'Wonder World' May Cause Cancer. IN Policy Peek [column]." Manila Times, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.