Technology on the Farm:A Special Report by an Interbureau Committee and the Bureau of Agricultural Economics, U. S. D. A. August, 1940. Pp. 224+xiii. Ill. with bibl. Superintendent of Documents, $.40
| Autor: | Parsons, K. H. |
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| Zdroj: | American Journal of Agricultural Economics; August 1941, Vol. 23 Issue: 3 p673-676, 4p |
| Databáze: | Supplemental Index |
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