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Elena G. Nelyubina,Lily G. Safina,Elena Yu. Bobkova,Elena V. Korobejnikova,Ekaterina P. Melysheva
Pág. 249 - 255
education and population enlightenment become the first priority. The principles and objectives of environmental education should be formulated in accordance with the social order, which is given to the education system from the whole society: the format...
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