Issued also as thesis (PH. D.) Columbia university. / Digitization funded by USDE Title II-C Grant, 1996. Preserving a Heritage Collection of Agricultural Literature. Title selected from the series Literature of the agricultural sciences for the Core historical literature of agriculture, Agricultural economics and rural sociology. Also available in print.
Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/434650057 |
Date | January 1945 |
Creators | Schwartz, Harry, |
Publisher | New York : Columbia University Press, |
Source Sets | OCLC |
Language | English |
Detected Language | English |
Source | Connect to full text. |
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