Conversion table of code and title changes, third to fourth edition, Dictionary of occupational titles

Conversion table of code and title changes, third to fourth edition, Dictionary of occupational titles

書誌詳細
団体著者: United States Employment Service
フォーマット: 図書
言語:English
出版事項: Washington The Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off. 1979.
主題:
Occupations > Terminology.
Occupations > United States > Classification.