A Supplement to the Dictionary of occupational titles.
Contributors: United States Department of Labor.
Edition: 3rd ed.
Publisher: U.S. Government Printing Office
Published: 1966
Place of publication: Washington, DC
Language: eng
Number of pages: 280
Subjects: Occupations -- Terminology.; Occupations -- Classification.
Genres: Terminology.; Classification.
Notes: "Supersedes the 1949 edition of vols. I and II and its supplement of March 1955, and pt.IV of October 1944".

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