Simeon, L. M. (2017). Mining firms say Gina Lopez creating bigger problem. Philippine Star.
Čikaški stil citiranja (17. izdanje)Simeon, Louise Maureen. "Mining Firms Say Gina Lopez Creating Bigger Problem." Philippine Star 2017.
MLA način citiranja (9. izdanje)Simeon, Louise Maureen. "Mining Firms Say Gina Lopez Creating Bigger Problem." Philippine Star, 2017.
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