Instituto Brasileiro de Informação em Ciência e Tecnologia

توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Não informado. (1878). Statistical Abstract of the United States. U.S. Department of Commerce, Bureau of the Census.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Não informado. Statistical Abstract of the United States. Washington: U.S. Department of Commerce, Bureau of the Census, 1878.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Não informado. Statistical Abstract of the United States. U.S. Department of Commerce, Bureau of the Census, 1878.