HACKER, L. M. The United States Since 1865. F.S. Crofts & Co.
Lua i Stíl Chicago (17ú heag.)HACKER, Louis M. The United States Since 1865. F.S. Crofts & Co.
Lua MLA (8ú heag.)HACKER, Louis M. The United States Since 1865. F.S. Crofts & Co.
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