Leyco, C. S. 'Weak' criteria for third telco worries Dominguez. IN Business News. Manila Bulletin.
Lua i Stíl Chicago (17ú heag.)Leyco, Chino S. "'Weak' Criteria for Third Telco Worries Dominguez. IN Business News." Manila Bulletin .
Lua MLA (9ú heag.)Leyco, Chino S. "'Weak' Criteria for Third Telco Worries Dominguez. IN Business News." Manila Bulletin, .
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