Kennedy, H. C. (1984). The reception of Ulrich's third sex theory 1862 - 1897: By Hubert Kennedy ([Typoskript].).
Lua i Stíl Chicago (17ú heag.)Kennedy, Hubert C. The Reception of Ulrich's Third Sex Theory 1862 - 1897: By Hubert Kennedy. [Typoskript]. [Ithaca, NY], 1984.
Lua MLA (8ú heag.)Kennedy, Hubert C. The Reception of Ulrich's Third Sex Theory 1862 - 1897: By Hubert Kennedy. [Typoskript]. 1984.
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