United States. Dept. of Health, Education and Welfare, & Upjohn Institute for Employment Research. (1973). Work in America; report of a special task force to the Secretary of Health, Education, and Welfare. M.I.T. Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States. Dept. of Health, Education and Welfare, و Upjohn Institute for Employment Research. Work in America; Report of a Special Task Force to the Secretary of Health, Education, and Welfare. [Cambridge, Mass: M.I.T. Press, 1973.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)United States. Dept. of Health, Education and Welfare, و Upjohn Institute for Employment Research. Work in America; Report of a Special Task Force to the Secretary of Health, Education, and Welfare. M.I.T. Press, 1973.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.