Não informado. (1878). Statistical Abstract of the United States. U.S. Department of Commerce, Bureau of the Census.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Statistical Abstract of the United States. Washington: U.S. Department of Commerce, Bureau of the Census, 1878.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Statistical Abstract of the United States. U.S. Department of Commerce, Bureau of the Census, 1878.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.