Heidenreich, P. A. (2000). The Relation between managed care market share and the treatment of elderly fee-for-service patients with myocardial infarction. National Bureau of Economic Research.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Heidenreich, Paul A. The Relation Between Managed Care Market Share and the Treatment of Elderly Fee-for-service Patients with Myocardial Infarction. Cambridge: National Bureau of Economic Research, 2000.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Heidenreich, Paul A. The Relation Between Managed Care Market Share and the Treatment of Elderly Fee-for-service Patients with Myocardial Infarction. National Bureau of Economic Research, 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.