APA (7th ed.) Citation

Arias, P. R. (1999). Chemical contamination in the high seas threaten ocean mammals. Manila Bulletin.

Chicago Style (17th ed.) Citation

Arias, Priscila R. "Chemical Contamination in the High Seas Threaten Ocean Mammals." Manila Bulletin 1999.

MLA (9th ed.) Citation

Arias, Priscila R. "Chemical Contamination in the High Seas Threaten Ocean Mammals." Manila Bulletin, 1999.

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