Atencio, J. C., & Navarro, R. J. (2000). 30,000 teachers, school heads trained / Joel C. Ateneo and Rico J. Navarro. Manila Bulletin.
Lua i Stíl Chicago (17ú heag.)Atencio, Joel C., agus Rico J. Navarro. "30,000 Teachers, School Heads Trained / Joel C. Ateneo and Rico J. Navarro." Manila Bulletin 2000.
Lua MLA (9ú heag.)Atencio, Joel C., agus Rico J. Navarro. "30,000 Teachers, School Heads Trained / Joel C. Ateneo and Rico J. Navarro." Manila Bulletin, 2000.
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