Tan, M. L. (2017). Promises to keep. IN Opinion [column]. Philippine Daily Inquirer.
Chicago Style (17th ed.) CitationTan, Michael L. "Promises to Keep. IN Opinion [column]." Philippine Daily Inquirer 2017.
MLA (9th ed.) CitationTan, Michael L. "Promises to Keep. IN Opinion [column]." Philippine Daily Inquirer, 2017.
Warning: These citations may not always be 100% accurate.