Kane, E. J., & DeTrask, K. (1998). Covering up trading losses: Opportunity-cost accounting as an internal control mechanism. National Bureau of Economic Research.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Kane, Edward J., و Kimberly DeTrask. Covering Up Trading Losses: Opportunity-cost Accounting as an Internal Control Mechanism. Cambridge: National Bureau of Economic Research, 1998.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Kane, Edward J., و Kimberly DeTrask. Covering Up Trading Losses: Opportunity-cost Accounting as an Internal Control Mechanism. National Bureau of Economic Research, 1998.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.