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

التفاصيل البيبلوغرافية
مؤلف مشترك: United States Employment Service
التنسيق: كتاب
اللغة:English
منشور في: Washington The Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off. 1979.
الموضوعات:
Occupations > Terminology.
Occupations > United States > Classification.