U.S. Dept. of Labor, Bureau of Labor Statistics , For sale by the Supt. of Docs., U.S. Govt. Print. Off.
1968-
Bulletin / Bureau of Labor Statistics
no. 1575-18, 1625-8, 1660-11, 1685-18, 1775-20, 3000-38, 3010-39, 3015-39, 3020-39, 3025-39, 3030-35, 3035-37, 3040-33, 3045-34, 3050-40, 3055-28
Oct. 1967 , Sep. 1968 , Aug. 1969 , Aug. 1970 , Aug. 1972 , Aug. 1980 , Aug. 1981 , Aug. 1982 , Aug. 1983 , Aug. 1984 , Aug. 1985 , Aug. 1986 , Aug. 1987 , Aug. 1988 , Aug. 1989 , Aug. 1990
Available at 3 libraries