John learns about chickens /
Saved in:
| OCLC: | 40774246 |
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| 语言: | English |
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Lexington, Ky. :
published by Bureau of School Service, University of Kentucky, as a part of an experiment in applied economics made possible by a grant from the Alfred P. Sloan Foundation,
c1940.
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| 格式: | Monograph Note that CRL will digitize material from the collection when copyright allows. |