Unite, B. V. PH ends oil, gas exploration talks with China in WPS. Manila Bulletin..
Chicago-viite (17. p.)Unite, Betheena V. "PH Ends Oil, Gas Exploration Talks with China in WPS." Manila Bulletin. .
MLA-viite (9. p.)Unite, Betheena V. "PH Ends Oil, Gas Exploration Talks with China in WPS." Manila Bulletin., .
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