Card, D., & Krueger, A. (1996). School resources and student outcomes: An overview of the literature and new evidence from North and South Carolina. National Bureau of Economic Research.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Card, David, و Alan Krueger. School Resources and Student Outcomes: An Overview of the Literature and New Evidence from North and South Carolina. Cambridge: National Bureau of Economic Research, 1996.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Card, David, و Alan Krueger. School Resources and Student Outcomes: An Overview of the Literature and New Evidence from North and South Carolina. National Bureau of Economic Research, 1996.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.