(1923). Eugenics Genetics, and the Family, Vol. I; Eugenics in Race and State, Vol. II.
Čikaški stil citiranjaEugenics Genetics, and the Family, Vol. I; Eugenics in Race and State, Vol. II. 1923.
MLA način citiranjaEugenics Genetics, and the Family, Vol. I; Eugenics in Race and State, Vol. II. 1923.
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