(1997). RP slips in human development rating. Philippine Daily Inquirer.
Chicago Style (17. basım) Atıf"RP Slips in Human Development Rating." Philippine Daily Inquirer 1997.
MLA (9th ed.) Atıf"RP Slips in Human Development Rating." Philippine Daily Inquirer, 1997.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..