91 resultados para Estimating
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"Soil Conservation Service and Bureau of Agricultural Economics, U.S. Dept. of Agriculture, in cooperation with the Iowa Agricultural Experiment Station."
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"August 1981."
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Prepared in cooperation with Ohio Agricultural Research and Development Center.
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Cover title.
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"July 1948."
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Cover title.
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"February 1981."
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"February 1990."
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Cover title.
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"April 1955."
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Mode of access: Internet.
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S/N 017-024-01528-8 (GPO)
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Jan. 1979.
Estimating annual ridership and operating expense for fixed route bus systems in small urban areas /
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Jan. 1979.
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Mode of access: Internet.