United States. Census Office. 7th Census, 1850, & Vermont. Public Records Division. (1850). Seventh census of the United States: Original returns of the assistant marshals : fourth series : agricultural production by counties.
Chicago Style aipamenaUnited States. Census Office. 7th Census, 1850, and Vermont. Public Records Division. Seventh Census of the United States: Original Returns of the Assistant Marshals : Fourth Series : Agricultural Production by Counties. 1850.
MLA aipamenaUnited States. Census Office. 7th Census, 1850, and Vermont. Public Records Division. Seventh Census of the United States: Original Returns of the Assistant Marshals : Fourth Series : Agricultural Production by Counties. 1850.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.