Usman, E. K. (1997). MILF clarifies stand on Charter. Manila Bulletin.
Chicago Style aipamenaUsman, Edd K. "MILF Clarifies Stand on Charter." Manila Bulletin 1997.
MLA aipamenaUsman, Edd K. "MILF Clarifies Stand on Charter." Manila Bulletin, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.