(1995). American Housing Survey, National Sample 1980 Census Detail Data File / United States Department of Commerce. Bureau of the Census. [electronic resource].
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)American Housing Survey, National Sample 1980 Census Detail Data File / United States Department of Commerce. Bureau of the Census. [electronic Resource]. 1995.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)American Housing Survey, National Sample 1980 Census Detail Data File / United States Department of Commerce. Bureau of the Census. [electronic Resource]. 1995.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.