Tupas, E. (2019). NCRPO probes link between BuCor officers' killings, GCTA releases. Philippine Star.
Chicago-viite (17. p.)Tupas, Emmanuel. "NCRPO Probes Link Between BuCor Officers' Killings, GCTA Releases." Philippine Star 2019.
MLA-viite (9. p.)Tupas, Emmanuel. "NCRPO Probes Link Between BuCor Officers' Killings, GCTA Releases." Philippine Star, 2019.
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