Makabenta, Y. (2017). Mining is a model of Faustian economics. IN Observer [column]. Manila Times.
Cita Chicago (17th ed.)Makabenta, Yen. "Mining Is a Model of Faustian Economics. IN Observer [column]." Manila Times 2017.
Cita MLA (9th ed.)Makabenta, Yen. "Mining Is a Model of Faustian Economics. IN Observer [column]." Manila Times, 2017.
Atenció: Aquestes cites poden no estar 100% correctes.