Research and development findings
U.S. Dept. of Labor, Manpower Administration
[Dept. of Labor] [1973] Research and development findings no. 15
所蔵館1館
Peter B. Doeringer, Michael J. Piore
U.S. Dept. of Labor, Manpower Administration 1972 Research and development findings no. 12
U.S. Dept. of Labor, Manpower Administration 1971 Research and development findings no. 13
U.S. Dept. of Labor, Manpower Administration 1971 Research and development findings no. 11
