Olchondra, R. T. Mindanao seen ready for electricity spot market. IN Business. Philippine Daily Inquirer.
Chicago-viite (17. p.)Olchondra, Riza T. "Mindanao Seen Ready for Electricity Spot Market. IN Business." Philippine Daily Inquirer .
MLA-viite (9. p.)Olchondra, Riza T. "Mindanao Seen Ready for Electricity Spot Market. IN Business." Philippine Daily Inquirer, .
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