Guingona, T. J. (2002). Safeguards on absentee voting. IN Commentary [column]. Philippine Daily Inquirer.
Cita Chicago (17th ed.)Guingona, Teofisto Jr. "Safeguards on Absentee Voting. IN Commentary [column]." Philippine Daily Inquirer 2002.
Cita MLA (9th ed.)Guingona, Teofisto Jr. "Safeguards on Absentee Voting. IN Commentary [column]." Philippine Daily Inquirer, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.