Não informado. (1981). Monthly import detention list. Food and Drug Administration, Department of Health and Human Services.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Monthly Import Detention List. Washington: Food and Drug Administration, Department of Health and Human Services, 1981.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Monthly Import Detention List. Food and Drug Administration, Department of Health and Human Services, 1981.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.