APA (7th ed.) Citation

Philippines (Republic). Government Service Insurance System. (1968). Basic laws of the Government Service Insurance System. [s.n.].

Chicago Style (17th ed.) Citation

Philippines (Republic). Government Service Insurance System. Basic Laws of the Government Service Insurance System. Manila: [s.n.], 1968.

MLA (9th ed.) Citation

Philippines (Republic). Government Service Insurance System. Basic Laws of the Government Service Insurance System. [s.n.], 1968.