Bolton B. (1993). Tele- communications services: Negotiating structural and technological change. ILO.
Чикаго маягийн жагсаалтBolton B. Tele- Communications Services: Negotiating Structural and Technological Change. Geneva: ILO, 1993.
MLA ишлэлBolton B. Tele- Communications Services: Negotiating Structural and Technological Change. ILO, 1993.
Warning: These citations may not always be 100% accurate.