- Libro electrónicoOn Germinal Selection as a Source of Definite VariationAugust Weismann
- Libro electrónicoOn Germinal Selection as a Source of Definite VariationThomas J. (Thomas Joseph) McCormack
- Libro electrónicoOn Germinal Selection as a Source of Definite VariationAugust Weismann
- Libro electrónicoEvolution in Modern ThoughtC. Lloyd (Conwy Lloyd) Morgan
- Libro electrónicoEssays Upon Heredity and Kindred Biological ProblemsAugust Weismann
- Libro electrónicoEssays Upon Heredity and Kindred Biological ProblemsAugust Weismann
- Libro electrónicoEssays Upon Heredity and Kindred Biological ProblemsAugust Weismann
- Libro electrónicoEvolution in Modern ThoughtC. Lloyd (Conwy Lloyd) Morgan