“В.И.Ленин о необходимости изучения диалектики“. К.В.Юрков на IX Ленинской конференции
Доклад “В.И.Ленин о необходимости изучения диалектики“. Юрков Кирилл Валерьевич, кандидат технических наук.
Ленинградское интернет-телевидение:
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