Природа Байкала | автор pachpan pachpan
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Природа Байкала

авторский проект Вячеслава Петухина
автор pachpan pachpan
homepage:https://www.technologyhunger.com/hubflix/


technology includes all tools, machines, utensils, weapons, instruments, housing, clothing, communicating and transporting devices and the skills by which we produce and use them.Bain's definition remains common among scholars today, especially social scientists.
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Байкал и Прибайкалье. Природа Байкала. 2007.