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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
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ОБЖ (1 sept 1991 año – 1 sept 1991 año)
Descripción:
ОБЖ в виде специального курса был введен в общеобразовательных учебных заведениях в России
Añadido al timeline:
История развития образовательной области "БЖ"
By
Дионис Чеботарь
19 dic 2017
0
0
622
fecha:
1 sept 1991 año
1 sept 1991 año
~ 0 min
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