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Projections of science and engineering doctorate supply and utilization, 1982 and 1987
(1979)
Scientists, engineers, and technicians in private industry : 1978 - 80
(1980)
State government employment of scientific and technical personnel
Kilgallon, James J., (1961)
2002 Economic Census
Federal, State, and Local Governments
The social and economic status of the Black population in the United States, 1971
McKenney, Nampeo D. R., (1972)