Stefan Kühl's work, The Nazi connection: Eugenics, American racism, and German National Socialism (New York: Oxford University Press, 1994), is considered the standard scholarly work on the subject.
A obra de Stefan Kühl, The Nazi connection: Eugenics, American racism, and German National Socialism, New York, Oxford University Press, 1994, considérase como a obra estándar de investigación sobre a materia.