APA (7th ed.) Citation

Angeles, E. Y. (1999). Educational challenges we face in the 21st century. Manila Bulletin.

Chicago Style (17th ed.) Citation

Angeles, Emmanuel Y. "Educational Challenges We Face in the 21st Century." Manila Bulletin 1999.

MLA (9th ed.) Citation

Angeles, Emmanuel Y. "Educational Challenges We Face in the 21st Century." Manila Bulletin, 1999.