(1999). PDI Research. Inquirer still No.1. Philippine Daily Inquirer.
Chicago Style (17th ed.) Citation"PDI Research. Inquirer Still No.1." Philippine Daily Inquirer 1999.
MLA (9th ed.) Citation"PDI Research. Inquirer Still No.1." Philippine Daily Inquirer, 1999.
Warning: These citations may not always be 100% accurate.