Libril, M. (2012). 16-year-old wins in UN essay writing contest. Manila Times.
Cita Chicago (17th ed.)Libril, Marvs. "16-year-old Wins in UN Essay Writing Contest." Manila Times 2012.
Cita MLA (9th ed.)Libril, Marvs. "16-year-old Wins in UN Essay Writing Contest." Manila Times, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.