Pedrajas, J. A. B. (2020). Caloocan prinitng shop producing fake COVID-19 certificates raided. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPedrajas, Joseph Almer B. "Caloocan Prinitng Shop Producing Fake COVID-19 Certificates Raided." Manila Bulletin 2020.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPedrajas, Joseph Almer B. "Caloocan Prinitng Shop Producing Fake COVID-19 Certificates Raided." Manila Bulletin, 2020.
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