London School of Economics and Political Science, Suntory-Toyota International Centre for Economics and Related Disciplines, & Suntory and Toyota International Centres for Economics and Related Disciplines. (1921). Economica. London School of Economics and Political Science.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)London School of Economics and Political Science, Suntory-Toyota International Centre for Economics and Related Disciplines, و Suntory and Toyota International Centres for Economics and Related Disciplines. Economica. London: London School of Economics and Political Science, 1921.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)London School of Economics and Political Science, et al. Economica. London School of Economics and Political Science, 1921.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.