(1998). Social Security System 41st anniversary: Serbisyong mahusay sa manggagawa'y alay. Philippine Star.
Chicago (17e ed.) Bronvermelding"Social Security System 41st Anniversary: Serbisyong Mahusay Sa Manggagawa'y Alay." Philippine Star 1998.
MLA (9e ed.) Bronvermelding"Social Security System 41st Anniversary: Serbisyong Mahusay Sa Manggagawa'y Alay." Philippine Star, 1998.
Let op: Deze citaties zijn niet altijd 100% accuraat.