United States. Department of the Interior & Simpson, J. H. (1866). Report of the Secretary of the Interior: Report of James H. Simpson on the Union Pacific railroad .. Gov. Print. Off..
Cita Chicago Style (17a ed.)United States. Department of the Interior y J. H. Simpson. Report of the Secretary of the Interior: Report of James H. Simpson on the Union Pacific Railroad .. [Washington: Gov. Print. Off., 1866.
Cita MLA (8a ed.)United States. Department of the Interior y J. H. Simpson. Report of the Secretary of the Interior: Report of James H. Simpson on the Union Pacific Railroad .. Gov. Print. Off., 1866.
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