United States. Census Office. (1960). Original schedules returned by census enumerators for Montana territory, 1870, 1880: Covering statistics as follows: mortality, agricultural products, industrial products, social statistics. Historical Society of Montana Library.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States. Census Office. Original Schedules Returned by Census Enumerators for Montana Territory, 1870, 1880: Covering Statistics as Follows: Mortality, Agricultural Products, Industrial Products, Social Statistics. Helena, Mont.: Historical Society of Montana Library, 1960.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)United States. Census Office. Original Schedules Returned by Census Enumerators for Montana Territory, 1870, 1880: Covering Statistics as Follows: Mortality, Agricultural Products, Industrial Products, Social Statistics. Historical Society of Montana Library, 1960.