000 00379 a2200097 4500
020 _a9261046517
920 _a92-61-04651-7
245 0 _aGAS 12 Handbook :
_bStrategy for the Introduction of New Non-Invoice Telecommunication Services in Developing Countries /
_c.
_n1 t.
710 2 _aInternational Telecommunication Union.
_eWydawca
_4pbl
260 _aGeneva :
_bITU,
_c1992.
300 _aXX, 254 s.;
_c30 cm.
999 _c770
_d770