APA (7th ed.) Citation

Santiago, R. (1998). Management of toxic and hazardous waste. Manila Bulletin.

Chicago Style (17th ed.) Citation

Santiago, Roni. "Management of Toxic and Hazardous Waste." Manila Bulletin 1998.

MLA (9th ed.) Citation

Santiago, Roni. "Management of Toxic and Hazardous Waste." Manila Bulletin, 1998.

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