Cold Spring Harbor (N.Y.). Eugenics Record Office. Committee to study and to report on the best practical means of cutting off the defective germ-plasm in the American population & Laughlin, H. H. (1914). Report of the Committee to study and to report on the best practical means of cutting off the defective germ-plasm in the American population.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Cold Spring Harbor (N.Y.). Eugenics Record Office. Committee to study and to report on the best practical means of cutting off the defective germ-plasm in the American population và Harry Hamilton Laughlin. Report of the Committee to Study and to Report on the Best Practical Means of Cutting off the Defective Germ-plasm in the American Population. Cold Spring Harbor, N.Y, 1914.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Cold Spring Harbor (N.Y.). Eugenics Record Office. Committee to study and to report on the best practical means of cutting off the defective germ-plasm in the American population và Harry Hamilton Laughlin. Report of the Committee to Study and to Report on the Best Practical Means of Cutting off the Defective Germ-plasm in the American Population. 1914.