APA (7th ed.) Citation

Isaac, N. B. (1999). World TB day '99. Manila Bulletin.

Chicago Style (17th ed.) Citation

Isaac, Norman B. "World TB Day '99." Manila Bulletin 1999.

MLA (9th ed.) Citation

Isaac, Norman B. "World TB Day '99." Manila Bulletin, 1999.

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