- Libro electrónicoScience and HypothesisHenri Poincare
- Libro electrónicoThe Principles of Mathematical PhysicsHenri Poincare
- Libro electrónicoScience and Method (Barnes & Noble Library of Essential Reading)Henri Poincare
- Libro electrónicoThe Principles of Mathematical PhysicsHenri Poincare
- Libro electrónicoThe Foundations of ScienceGeorge Bruce Halsted
- Libro electrónicoThe Foundations of ScienceHenri Poincare
- Libro electrónicoScience and Method (Barnes & Noble Digital Library)Henri Poincare
- Libro electrónicoScience and MethodHenri Poincare
- Libro electrónicoThe New MechanicsHenri Poincare
- Libro electrónicoScience and HypothesisHenri Poincare
- Libro electrónicoThe Foundations of ScienceHenri Poincare
- Libro electrónicoThe New MechanicsHenri Poincare