APA (7 वां संस्करण) प्रशस्ति पत्र

(2022). Constitutional crisis possible: Sotto warns against stopping Congress from canvassing votes for President, VP. Manila Bulletin.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

"Constitutional Crisis Possible: Sotto Warns Against Stopping Congress from Canvassing Votes for President, VP." Manila Bulletin 2022.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

"Constitutional Crisis Possible: Sotto Warns Against Stopping Congress from Canvassing Votes for President, VP." Manila Bulletin, 2022.