Employment requirements and changing occupational structure in civil aviation.
- [Washington, D.C.] : U.S. Dept. of Labor, Bureau of Labor Statistics : For sale by Supt. of Docs., U.S. G.P.O., 1964.
- vi, 55 p. : ill. ; 26 cm.
- Bulletin ; no. 1367 .
- Bulletin of the United States Bureau of Labor Statistics ; 1367. .