APA (7. basım) Alıntı

Philippines. Government Service Insurance System. (1965). GSIS handbook of information on retirement insurance. GSIS.

Chicago Style (17. basım) Atıf

Philippines. Government Service Insurance System. GSIS Handbook of Information on Retirement Insurance. Manila: GSIS, 1965.

MLA (9th ed.) Atıf

Philippines. Government Service Insurance System. GSIS Handbook of Information on Retirement Insurance. GSIS, 1965.