Hitselberger, M. F., & Dern, J. P. (1978). Bridge in time: The complete 1850 census of Frederick County, Maryland. Redwood City, Calif.: Monocacy Book Co..
Chicago Style CitationHitselberger, Mary Fitzhugh., and John Philip Dern. Bridge in Time: The Complete 1850 Census of Frederick County, Maryland. Redwood City, Calif.: Monocacy Book Co., 1978.
MLA CitationHitselberger, Mary Fitzhugh., and John Philip Dern. Bridge in Time: The Complete 1850 Census of Frederick County, Maryland. Redwood City, Calif.: Monocacy Book Co., 1978.
Warning: These citations may not always be 100% accurate.