Valencia, L. B. (2004). Tubbataha: RP's largest coral reef. Manila Bulletin.
Cita Chicago (17th ed.)Valencia, Lynda B. "Tubbataha: RP's Largest Coral Reef." Manila Bulletin 2004.
Cita MLA (9th ed.)Valencia, Lynda B. "Tubbataha: RP's Largest Coral Reef." Manila Bulletin, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.