Backwardness in the basic subjects /
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| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
Edinburgh and London, Toronto,
Oliver and Boyd ; Clarke, Irwin & Company Limited
[c1942]
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| Subjects: |
| Physical Description: | xix, 566 p. incl. illus., tables, diagrs. plates, plan. 23 cm. |
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| Bibliography: | Bibliographical foot-notes. |