(1933). Proposed code of fair competition for the insurance agents industry as submitted on August 30, 1933 [electronic resource].
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Proposed Code of Fair Competition for the Insurance Agents Industry as Submitted on August 30, 1933 [electronic Resource]. 1933.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Proposed Code of Fair Competition for the Insurance Agents Industry as Submitted on August 30, 1933 [electronic Resource]. 1933.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.