(2008). Philippine Constitution Association celebrates Philippine Constitution Day at the historic landmark Manila Hotel February 8, 2008. IN Editorial [column]. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र"Philippine Constitution Association Celebrates Philippine Constitution Day at the Historic Landmark Manila Hotel February 8, 2008. IN Editorial [column]." Manila Bulletin 2008.
एमएलए (9वां संस्करण) प्रशस्ति पत्र"Philippine Constitution Association Celebrates Philippine Constitution Day at the Historic Landmark Manila Hotel February 8, 2008. IN Editorial [column]." Manila Bulletin, 2008.
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