http://dewey.info/scheme/a14/ en
331.7 Labor by industry and occupation
331.702 Choice of vocation
http://dewey.info/scheme/a14/ vi
331.7 Lao động theo ngành nghề và công việc
331.702 Chọn nghề
http://dewey.info/scheme/a14/ it
331.7 Lavoro secondo l'industria e la professione
331.702 Scelta della professione
http://dewey.info/scheme/edition/e23/ en
331.7 Labor by industry and occupation
331.702 Choice of vocation
331.7020973 Vocational guidance--United States 331.7023 Choice of vocation for people at specific educational levels
Dewey Decimal Classification
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