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

Bibliographic Details
Corporate Author: United States Employment Service
Format: Book
Language:English
Published: Washington The Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off. 1979.
Subjects:
Occupations > Terminology.
Occupations > United States > Classification.