APA (7th ed.) Citation

Ople, B. F. (1997). Manila Declaration. IN Horizons [column]: A social clause for global tourism. Manila Bulletin.

Chicago Style (17th ed.) Citation

Ople, Blas F. "Manila Declaration. IN Horizons [column]: A Social Clause for Global Tourism." Manila Bulletin 1997.

MLA (9th ed.) Citation

Ople, Blas F. "Manila Declaration. IN Horizons [column]: A Social Clause for Global Tourism." Manila Bulletin, 1997.