Style de citation APA (7e éd.)

Caoili, C. S. (1997). Scientists say red tide good source of pharmaceutical drugs. Manila Bulletin.

Style de citation Chicago (17e éd.)

Caoili, Carayo S. "Scientists Say Red Tide Good Source of Pharmaceutical Drugs." Manila Bulletin 1997.

Style de citation MLA (9e éd.)

Caoili, Carayo S. "Scientists Say Red Tide Good Source of Pharmaceutical Drugs." Manila Bulletin, 1997.