Mack, R. (1956). Consumption and business fluctuations; a case study of the shoe, leather, hide sequence. National Bureau of Economic Research.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Mack, Ruth. Consumption and Business Fluctuations; a Case Study of the Shoe, Leather, Hide Sequence. New York: National Bureau of Economic Research, 1956.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Mack, Ruth. Consumption and Business Fluctuations; a Case Study of the Shoe, Leather, Hide Sequence. National Bureau of Economic Research, 1956.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.