Citazione Stile APA (7a Edizione)

(1997). Implementing rules and regulations of the government service insurance system act of 1997. Manila Bulletin.

Citazione stile Chigago Style (17a edizione)

"Implementing Rules and Regulations of the Government Service Insurance System Act of 1997." Manila Bulletin 1997.

Citatione MLA (9a ed.)

"Implementing Rules and Regulations of the Government Service Insurance System Act of 1997." Manila Bulletin, 1997.