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

Dades bibliogràfiques
Autor corporatiu: United States Employment Service
Format: Llibre
Idioma:English
Publicat: Washington The Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off. 1979.
Matèries:
Occupations > Terminology.
Occupations > United States > Classification.