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Phone cards firms biggest cheats - BIR
Argitaratua izan da Philippine Daily Inquirer (2002)Artikulua -
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Gov't to tighten tax collection on pre-paid cellcards
Argitaratua izan da Manila Times (2002)Artikulua -
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Cellular service providers nix proposed phone card tax scheme
Argitaratua izan da Manila Times (2002)Artikulua -
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New prepaid card disables cell phones' voice feature
Argitaratua izan da Manila Times (2002)Artikulua