(1997). Implementing rules and regulations of the Government Service Insurance System Act of 1997. Philippine Daily Inquirer.
Chicago (17e ed.) Bronvermelding"Implementing Rules and Regulations of the Government Service Insurance System Act of 1997." Philippine Daily Inquirer 1997.
MLA (9e ed.) Bronvermelding"Implementing Rules and Regulations of the Government Service Insurance System Act of 1997." Philippine Daily Inquirer, 1997.
Let op: Deze citaties zijn niet altijd 100% accuraat.