Title: Enseignements psychologiques de la guerre européenne
First published: 1916
Subjects: World War, 1914-1918, Psychological aspects of World War, 1914-1918, Psychological aspects, Ethics [and] religion, Philosophy, Causes, World war, 1914-1918, causes, War, psychological aspects, Guerre mondiale, 1914-1918, Aspect psychologique, War, Warfare, Psychology, Military Psychology, History