Educational biology /
| Main Author: | |
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| Other Authors: | |
| Format: | Book |
| Language: | English |
| Published: |
Philadelphia :
P. Blakiston co., inc.,
[1933]
|
| Edition: | 2d ed. |
| Subjects: |
| Physical Description: | xiii, 475 pages : illustrations (including portraits) ; 23 cm. |
|---|---|
| Bibliography: | Contains bibliographies. |