APA (7th ed.) Citation

Isaac, N. B. (1999). Substantive improvement in teaching and learning conditions. Manila Bulletin.

Chicago Style (17th ed.) Citation

Isaac, Norman B. "Substantive Improvement in Teaching and Learning Conditions." Manila Bulletin 1999.

MLA (9th ed.) Citation

Isaac, Norman B. "Substantive Improvement in Teaching and Learning Conditions." Manila Bulletin, 1999.

Warning: These citations may not always be 100% accurate.