International standard classification of occupations codes and titles of major, minor and unit groups together with draft definitions and alphabetic index.

International standard classification of occupations codes and titles of major, minor and unit groups together with draft definitions and alphabetic index.

Bibliografiset tiedot
Yhteisötekijä: International Labor Office
Aineistotyyppi: Kirja
Kieli:English
Julkaistu: Geneva [s.n.] 1957.
Aiheet:
Occupations > Classification.