Citazione Stile APA (7a Edizione)

Philippines. Government Service Insurance System. (1997). GSIS Act of 1997 (RA 8291): Implementing rules and regulations. GSIS.

Citazione stile Chigago Style (17a edizione)

Philippines. Government Service Insurance System. GSIS Act of 1997 (RA 8291): Implementing Rules and Regulations. [Quezon City]: GSIS, 1997.

Citatione MLA (9a ed.)

Philippines. Government Service Insurance System. GSIS Act of 1997 (RA 8291): Implementing Rules and Regulations. GSIS, 1997.