Gasman, D. (1971). The scientific origins of National Socialism: Social Darwinism in Ernst Haeckel and the German Monist League. Transaction Publishers.
Chicago Edition CitationGasman, Daniel. The Scientific Origins of National Socialism: Social Darwinism in Ernst Haeckel and the German Monist League. London: Transaction Publishers, 1971.
Deismireacht MLAGasman, Daniel. The Scientific Origins of National Socialism: Social Darwinism in Ernst Haeckel and the German Monist League. Transaction Publishers, 1971.
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