School health problems,
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| OCLC: | 1977577 |
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| 主要作者: | |
| 其他作者: | , |
| 語言: | English |
| 出版: |
New Yrok,
F. S. Crofts,
1947.
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| 版: | 3d ed. |
| 主題: | |
| 格式: | Monograph Note that CRL will digitize material from the collection when copyright allows. |
| 實物描述: | xii, 419 p. illus., diagrs. 21 cm. |
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| 參考書目: | Bibliography at end of each chapter. |