(1999). Precautions urged against crime syndicates. Manila Bulletin.
Cita Chicago (17th ed.)"Precautions Urged Against Crime Syndicates." Manila Bulletin 1999.
Cita MLA (9th ed.)"Precautions Urged Against Crime Syndicates." Manila Bulletin, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.