United States. Department of Health, Education, and Welfare. HEW news. U.S. Dept. of Health, Education and Welfare.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States. Department of Health, Education, and Welfare. HEW News. Rockville, Md.: U.S. Dept. of Health, Education and Welfare.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)United States. Department of Health, Education, and Welfare. HEW News. U.S. Dept. of Health, Education and Welfare.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.