Villanueva, R. (2010). Environmentalists urged DepEd to teach 'Zero Waste' to students. Philippine Star.
Cita Chicago (17th ed.)Villanueva, Rhodina. "Environmentalists Urged DepEd to Teach 'Zero Waste' to Students." Philippine Star 2010.
Cita MLA (9th ed.)Villanueva, Rhodina. "Environmentalists Urged DepEd to Teach 'Zero Waste' to Students." Philippine Star, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.