Employment of "green card" aliens during labor disputes. Hearings, Ninety-first Congress, first session, on H.R. 12667 ...
- Washington U.S. Govt. Print. Off. 1969.
- iv, 250 p. maps. 24 cm.
Hearings held July 16-Aug. 8, 1969.
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Alien labor--United States. Labor disputes--United States.