written by Lloyd W. Tindall and John J. Gugerty, University of Wisconsin-MadisonDept. of Health, Education, and Welfare, Education Division, Office of Education, Bureau of Occupational and Adult Education] : for sale by the Supt. of Docs., U.S. Govt. Print. Off.1979
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著者標目Tindall, Lloyd W. Gugerty, John J. United States. Bureau of Occ...