Burgonio, M. E. (2002). SSS found could run out by 2015, warns consulting firm. Manila Times.
Chicago-viite (17. p.)Burgonio, Maricel E. "SSS Found Could Run Out by 2015, Warns Consulting Firm." Manila Times 2002.
MLA-viite (9. p.)Burgonio, Maricel E. "SSS Found Could Run Out by 2015, Warns Consulting Firm." Manila Times, 2002.
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