Macuja, A. M. (2003). DSAP endorses bills seeking tighter laws on pyramid firms. Manila Bulletin.
Cita Chicago (17th ed.)Macuja, Ana Marie. "DSAP Endorses Bills Seeking Tighter Laws on Pyramid Firms." Manila Bulletin 2003.
Cita MLA (9th ed.)Macuja, Ana Marie. "DSAP Endorses Bills Seeking Tighter Laws on Pyramid Firms." Manila Bulletin, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.