Salaverria, L. B., De Vera, B. A. O., Yap, D., & Uy, J. R. (2017). Duterte signs free tuition law. Philippine Daily Inquirer.
Cita Chicago (17th ed.)Salaverria, Leila B., Ben Arnold O. De Vera, DJ Yap, i Jocelyn R. Uy. "Duterte Signs Free Tuition Law." Philippine Daily Inquirer 2017.
Cita MLA (9th ed.)Salaverria, Leila B., et al. "Duterte Signs Free Tuition Law." Philippine Daily Inquirer, 2017.
Atenció: Aquestes cites poden no estar 100% correctes.