Cita APA (7a ed.)

United States. National Archives and Records Service. (1962). Index (soundex) to the population schedules of the tenth census of the United States, 1880, [Maryland]. National Archives and Records Service.

Cita Chicago Style (17a ed.)

United States. National Archives and Records Service. Index (soundex) to the Population Schedules of the Tenth Census of the United States, 1880, [Maryland]. Washington: National Archives and Records Service, 1962.

Cita MLA (8a ed.)

United States. National Archives and Records Service. Index (soundex) to the Population Schedules of the Tenth Census of the United States, 1880, [Maryland]. National Archives and Records Service, 1962.