(2002). PLDT phone cards seen to grow by 10% this year. Manila Times.
Čikaški stil citiranja (17. izdanje)"PLDT Phone Cards Seen to Grow by 10% This Year." Manila Times 2002.
MLA način citiranja (9. izdanje)"PLDT Phone Cards Seen to Grow by 10% This Year." Manila Times, 2002.
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