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Diminishing returns in agriculture historical and critical sketch /

Thesis (Ph. D.)--University of Wisconsin--Madison, 1932. / Typescript. eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references.

Identiferoai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/608554490
Date January 1932
CreatorsMcNall, Preston Essex,
Source SetsOCLC
LanguageEnglish
Detected LanguageEnglish

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