APA (7th ed.) Citation

Guerrero, R. D. I. (1992). A marine phenomenon called red tide / Rafael D. III Guerrero. Manila Bulletin.

Chicago Style (17th ed.) Citation

Guerrero, Rafael D. III. "A Marine Phenomenon Called Red Tide / Rafael D. III Guerrero." Manila Bulletin 1992.

MLA (9th ed.) Citation

Guerrero, Rafael D. III. "A Marine Phenomenon Called Red Tide / Rafael D. III Guerrero." Manila Bulletin, 1992.