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The Science of Education: Its General Principles Deduced from Its Aim and the sthetic Revelation of the World
Johann Friedrich Herbart
Воспроизведено в оригинальной авторской орфографии.
The Science of Education: Its General Principles Deduced from Its Aim ; And, the Aesthetic Revelation of the World (German Edition)
Ueber die Mglichkeit und Nothwendigkeit, Mathematik auf Psychologie (German Edition)