U.S. Dept. of Labor, Bureau of Labor Statistics , For sale by the Supt. of Docs., U.S. Govt. Print. Off.
1969
Bulletin / Bureau of Labor Statistics
no. 1625-51, 1725-35, 1775-47, 3000-58, 3010-46, 3015-47, 3020-48, 3025-49, 3030-49, 3035-54, 3040-49, 3045-46, 3050-36, 3055-39
Feb. 1969 , Jan. 1972 , Jan. 1973 , Oct. 1980 , Oct. 1981 , Oct. 1982 , Oct. 1983 , Oct. 1984 , Oct. 1985 , Oct. 1986 , Oct. 1987 , Oct. 1988 , Oct. 1989 , Oct. 1990
Available at 3 libraries