Philippines (Republic), Social Security Sysem, & Bacungan, F. M. (1963). An analysis of the legislative development of the social security act of 1954. [Social Security System].
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Philippines (Republic), Social Security Sysem, و Froilan M. Bacungan. An Analysis of the Legislative Development of the Social Security Act of 1954. Manila: [Social Security System], 1963.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Philippines (Republic), et al. An Analysis of the Legislative Development of the Social Security Act of 1954. [Social Security System], 1963.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.