Lifelong Education Concept. Studying Man of all Generations. Ability to learn in each human age. Preschool, Primary School, Secondary School, Bachelor and Master at University, PhD, Postdoctoral Study

Lifelong Education Concept. Studying Man of all Generations. Ability to learn in each human age. Preschool, Primary School, Secondary School, Bachelor and Master at University, PhD, Postdoctoral Study - 63209555

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