Three Levels of Certification Testing
| Year of publication: |
1994
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|---|---|
| Authors: | Jones, Paul E. |
| Published in: |
Performance & instruction : the journal of the National Society for Performance and Instruction ; dedicated to advancement and application of performance and instructional science and technology. - Washington, DC : Soc., ISSN 0273-5326, ZDB-ID 6254950. - Vol. 33.1994, 9, p. 22-28
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