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1 ene 2015 año - ГОСТ Р 55750-2013

Descripción:

Информационно-коммуникационные технологии в образовании. Метаданные электронных образовательных ресурсов. Общие положения.

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Селиванова_МДО

ByНадя Селиванова

6 dic 2019

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1 ene 2015 año

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