Cita APA (7th ed.)

Tillah, A. (2001). The Mindanao heritage: Approach to development. Manila Bulletin.

Cita Chicago (17th ed.)

Tillah, Al. "The Mindanao Heritage: Approach to Development." Manila Bulletin 2001.

Cita MLA (9th ed.)

Tillah, Al. "The Mindanao Heritage: Approach to Development." Manila Bulletin, 2001.