World illiteracy at mid-century: a statistical study
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| Format: | book biblioteca |
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| Language: | eng |
| Published: |
UNESCO
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| Subjects: | Statistical analysis, Illiteracy, Methodology, Evaluation, National income, Industrialization, Urban development, Literacy, Enrolment, Social factors, Educational development, Sex, Age groups, Statistical data, |
| Online Access: | https://unesdoc.unesco.org/ark:/48223/pf0000002930 |
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