ISBN: 978-92-61-00181-0
ISBN-10: 92-61-00181-5
General Secretariat of the International Telecommunication Union · 1976
| See also: | ||
| 2001 | Hardcover | RADIO REGULATIONS |
| 1994 | Unknown Binding | Radio regulations |
| 1990 | Unknown Binding | Radio regulations |
| 1985 | Unknown Binding | Radio regulations |