search materials(including e-books and e-journals) held by Hokkaido university.
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Search keyword：(Standard classification: HB2581)
The social grading of occupations : a new approach and scale / by John H. Goldthorpe and Keith Hope
Oxford [Eng.] : Clarendon Press , 1974. - (Oxford studies in social mobility)
International standard classification of occupations
Rev. ed. 1968. - Geneva : International Labour Office , 1969
Occupations and the social structure / [by] Richard H. Hall
Englewood Cliffs, N.J. : Prentice-Hall , . - (Prentice-Hall sociology series)
Organizational careers : a sourcebook for theory / edited by Barney G. Glaser
Chicago : Aldine Pub. co , 
Geneva : International Labour Office , 1958