Amos, P. E. (1974). Above and beyond in the west: Black Medal of Honor Winners 1870 - 1890.
Chicago-viite (17. p.)Amos, Preston E. Above and Beyond in the West: Black Medal of Honor Winners 1870 - 1890. Washington, DC, 1974.
MLA-viite (8. p.)Amos, Preston E. Above and Beyond in the West: Black Medal of Honor Winners 1870 - 1890. 1974.
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