APA aipamena

Pan, I. L. (1997). Napocor, Spex-oxy firm up natural gas accord. Manila Times.

Chicago Style aipamena

Pan, Isabel L. "Napocor, Spex-oxy Firm Up Natural Gas Accord." Manila Times 1997.

MLA aipamena

Pan, Isabel L. "Napocor, Spex-oxy Firm Up Natural Gas Accord." Manila Times, 1997.

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