Ringing in the 20th century
Wallsten, Scott
Ringing in the 20th century the effects of state monopolies, private ownership, and operating licenses on telecommunications in Europe, 1892-1914 [World Bank Reports] - Policy Research Working Paper 2690 .
World Bank Reports
2690
Ringing in the 20th century the effects of state monopolies, private ownership, and operating licenses on telecommunications in Europe, 1892-1914 [World Bank Reports] - Policy Research Working Paper 2690 .
World Bank Reports
2690