Laughlin, H. H. (1925). Historical, legal and statistical review of eugenical sterilization in the United States. American Eugenics Society.
Lua i Stíl Chicago (17ú heag.)Laughlin, Harry Hamilton. Historical, Legal and Statistical Review of Eugenical Sterilization in the United States. New Haven, Conn.: American Eugenics Society, 1925.
Lua MLA (8ú heag.)Laughlin, Harry Hamilton. Historical, Legal and Statistical Review of Eugenical Sterilization in the United States. American Eugenics Society, 1925.
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