Reliability and validity assessment
Incl. bibl.
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| Main Authors: | , |
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| Format: | book biblioteca |
| Language: | eng |
| Published: |
Calif.
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| Subjects: | Evaluation methods, Social research, |
| Online Access: | https://unesdoc.unesco.org/ark:/48223/pf0000050079 |
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| Summary: | Incl. bibl. |
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