US TENDANCES DE LA PRODUCTIVITE TOTALE DANS L'AGRICULTURE:...

US TENDANCES DE LA PRODUCTIVITE TOTALE DANS L'AGRICULTURE: CANADA, ONTARIO, QUEBEC, 1926–64

J. P. WAMPACH
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Volume:
15
Year:
1967
Pages:
12
DOI:
10.1111/j.1744-7976.1967.tb02401.x
File:
PDF, 679 KB
1967
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