Industrial Relations Counselors, inc, Gilbert, A., Bergström, K., & Mangold, F. (1935). Administration of public employment offices and unemployment insurance. Industrial relations counselors, incorporated.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Industrial Relations Counselors, inc, A. Gilbert, Kurt Bergström, و F. Mangold. Administration of Public Employment Offices and Unemployment Insurance. New York: Industrial relations counselors, incorporated, 1935.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Industrial Relations Counselors, inc, et al. Administration of Public Employment Offices and Unemployment Insurance. Industrial relations counselors, incorporated, 1935.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.