Wages and hours of labor in air transportation, 1931

書誌事項

Wages and hours of labor in air transportation, 1931

(Bulletin / Bureau of Labor Statistics, no. 575)(Wages and hours of labor series)

U.S. G.P.O. , For sale by the Supt. of Docs., U.S. G.P.O., 1933

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注記

At head of title: United States Department of Labor... Bureau of Labor Statistics...

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