The intelligence of school children, how children differ in ability, the use of mental tests in school grading and the proper education of exceptional children
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| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Boston, Massachusetts
Houghton Mifflin company
[©1919].
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| Cyfres: | Half-title: Riverside textbooks in education, ed. by E.P. Cubberley... Division of secondary education under the editorial direction of A. Inglis.
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| Pynciau: |