International Labour Organisation. (1980). The effects of technological and structural changes on the employment and working conditions of non-manual workers. Switzerland: ILO Publications.
Styl cytowania ChicagoInternational Labour Organisation. The Effects of Technological and Structural Changes On the Employment and Working Conditions of Non-manual Workers. Switzerland: ILO Publications, 1980.
Styl cytowania MLAInternational Labour Organisation. The Effects of Technological and Structural Changes On the Employment and Working Conditions of Non-manual Workers. Switzerland: ILO Publications, 1980.
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