Illinois State Archives & United States. Census Office. 7th census, 1850. (1850). [Seventh census of the United States, 1850.
Chicago-Zitierstil (17. Ausg.)Illinois State Archives und 1850 United States. Census Office. 7th census. [Seventh Census of the United States, 1850. 1850.
MLA-Zitierstil (8. Ausg.)Illinois State Archives und 1850 United States. Census Office. 7th census. [Seventh Census of the United States, 1850. 1850.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.