British Telecommunications plc : a report on a reference under section 13 of the Telecommunications Act 1984 on the charges made by British Telecommunications plc for calls from its subscribers to phones connected to the networks of Cellnet and Vodaphone : presented to the Director General of Telecommunications December 1998 /
Great Britain.Monopolies and Mergers Commission.
Great Britain.Office of Telecommunications.
London : Stationery Office,
1999.
On t.p.: Office of Telecommunications.
Telecommunication policy
Mobile communication systems