Fitch, C. (1899). Nathan Hale: In four acts. R.H. Russell.
Lua i Stíl Chicago (17ú heag.)Fitch, Clyde. Nathan Hale: In Four Acts. [New York?]: R.H. Russell, 1899.
Lua MLA (8ú heag.)Fitch, Clyde. Nathan Hale: In Four Acts. R.H. Russell, 1899.
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