(1997). Implementing rules and regulations of the Government Service Insurance System Act of 1997. Philippine Star.
Cita Chicago Style (17a ed.)"Implementing Rules and Regulations of the Government Service Insurance System Act of 1997." Philippine Star 1997.
Cita MLA (9a ed.)"Implementing Rules and Regulations of the Government Service Insurance System Act of 1997." Philippine Star, 1997.
Precaución: Estas citas no son 100% exactas.