Cita APA (7th ed.)

Castillo, E. S. (1999). The language issue in RP education. Manila Bulletin.

Cita Chicago (17th ed.)

Castillo, Emma S. "The Language Issue in RP Education." Manila Bulletin 1999.

Cita MLA (9th ed.)

Castillo, Emma S. "The Language Issue in RP Education." Manila Bulletin, 1999.