International Labour Organisation. (1980). The effects of technological and structural changes on the employment and working conditions of non-manual workers. Switzerland: ILO Publications.
Dyfyniad Arddull ChicagoInternational Labour Organisation. The Effects of Technological and Structural Changes On the Employment and Working Conditions of Non-manual Workers. Switzerland: ILO Publications, 1980.
Dyfyniad MLAInternational Labour Organisation. The Effects of Technological and Structural Changes On the Employment and Working Conditions of Non-manual Workers. Switzerland: ILO Publications, 1980.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.