36 resultados para extension economics
em University of Michigan
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Mode of access: Internet.
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16th- 1932/33- accompanied by Appendix.
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Mode of access: Internet.
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At head of title: U.S. Department of Agriculture.
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"Originally issued September 1937."
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"September 1937."
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Caption title.
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"January 1981."
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Mode of access: Internet.
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Volumes for 1922- also called 4th ed.-
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Issued with the University of Illinois Department of Agricultural Economics.
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"May 1929."
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Caption title.
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Latest issue consulted: No. 839 (Jan. 1982).
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Mode of access: Internet.