Bachman, J. (1850). The doctrine of the unity of the human race examined on the principles of science. C. Canning.
Lua i Stíl Chicago (17ú heag.)Bachman, John. The Doctrine of the Unity of the Human Race Examined on the Principles of Science. Charleston, S.C.: C. Canning, 1850.
Lua MLA (8ú heag.)Bachman, John. The Doctrine of the Unity of the Human Race Examined on the Principles of Science. C. Canning, 1850.
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