APA (7 वां संस्करण) प्रशस्ति पत्र

Calayag, K. (2021). ‘Missing’ PhilHealth funds liquidated. Manila Times.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Calayag, Keith. "‘Missing’ PhilHealth Funds Liquidated." Manila Times 2021.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Calayag, Keith. "‘Missing’ PhilHealth Funds Liquidated." Manila Times, 2021.