KOH, S. K. B. (2016). Singapore's Social Security Savings System: A Review and Some Lessons for the United States. Institutional Knowledge at Singapore Management University.
استشهاد بنمط شيكاغوKOH, Seng Kee Benedict. Singapore's Social Security Savings System: A Review and Some Lessons for the United States. Institutional Knowledge at Singapore Management University, 2016.
MLA استشهادKOH, Seng Kee Benedict. Singapore's Social Security Savings System: A Review and Some Lessons for the United States. Institutional Knowledge at Singapore Management University, 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.