Valencia, L. B. (2001). Siargao Island: Set to become Asia's next surfing destination. Manila Bulletin.
Chicago Style aipamenaValencia, Lynda B. "Siargao Island: Set to Become Asia's Next Surfing Destination." Manila Bulletin 2001.
MLA aipamenaValencia, Lynda B. "Siargao Island: Set to Become Asia's Next Surfing Destination." Manila Bulletin, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.