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Lua i Stíl Chicago (17ú heag.)Endriga, Marigold Yao. "Globe Telecom Won't Agree to a 50-50 Partnership with BayanTel." Philippine Star 1999.
Lua MLA (9ú heag.)Endriga, Marigold Yao. "Globe Telecom Won't Agree to a 50-50 Partnership with BayanTel." Philippine Star, 1999.
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