Tupas, R. F. (1999). The end of bilingual education in the Philippines. Public Policy.
Cita Chicago (17th ed.)Tupas, Ruanni F. "The End of Bilingual Education in the Philippines." Public Policy 1999.
Cita MLA (9th ed.)Tupas, Ruanni F. "The End of Bilingual Education in the Philippines." Public Policy, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.