| Type |  Book |
| ชื่อเรื่อง | The economics of telecommunications : theory and policy / John T. Wenders |
| ผู้แต่ง | Wenders, John t |
| ISBN | 0887301193 |
| พิมพลักษณ์ | Cambridge, Mass. : Ballinger Pub., c1987 |
| รูปเล่ม | x, 284 p. : charts ; 24 cm |
| หัวเรื่อง | Telecommunication policy --United States [] |
| | Telecommunication --Rates --United States [] |
| | Telecommunication --United States --Rates [] |
| | Telephone --Rates --United States [] |
| | Telephone --United States --Rates [] |