I. B. · I.R. · International R · R. B
International Telecommunication Union · Union internationale des télécommunications
title | ISBN-13 (ISBN-10) | year of publication |
---|---|---|
Liste internationale des fréquences = International frequency list | 978-92-71-02001-6 (92-71-02001-4) | 1979 |
Preface to the international frequency list and the weekly IFRB circular | 978-92-71-04001-4 (92-71-04001-5) | 1985 |
The IFRB handbook on radio regulatory procedures | 978-92-61-01831-3 (92-61-01831-9) | 1984 |