Flores, F. (1997). DPWH bares structural wonders. Manila Bulletin.
Chicago Style aipamenaFlores, F.T. "DPWH Bares Structural Wonders." Manila Bulletin 1997.
MLA aipamenaFlores, F.T. "DPWH Bares Structural Wonders." Manila Bulletin, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.