(2002). PLDT phone cards seen to grow by 10% this year. Manila Times.
Dyfyniad Arddull Chicago"PLDT Phone Cards Seen to Grow by 10% This Year." Manila Times 2002.
Dyfyniad MLA"PLDT Phone Cards Seen to Grow by 10% This Year." Manila Times, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.