Karl M. Meessen, Bungenberg, M., & Puttler, A. (2009). Economic law as an economic good: Its rule function and its tool funktion in the competition of systems. sellier european law publishers.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Karl M. Meessen, Marc Bungenberg, و Adelheid Puttler. Economic Law as an Economic Good: Its Rule Function and Its Tool Funktion in the Competition of Systems. Munich, Germany: sellier european law publishers, 2009.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Karl M. Meessen, et al. Economic Law as an Economic Good: Its Rule Function and Its Tool Funktion in the Competition of Systems. sellier european law publishers, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.