(1997). Further upgrade in RP rating seen. IN Perspective [column]. Philippine Daily Inquirer.
Čikaški stil citiranja (17. izdanje)"Further Upgrade in RP Rating Seen. IN Perspective [column]." Philippine Daily Inquirer 1997.
MLA način citiranja (9. izdanje)"Further Upgrade in RP Rating Seen. IN Perspective [column]." Philippine Daily Inquirer, 1997.
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