TY  - BOOK
AU  - Hillebrand, Friedhelm.
TI  - GSM and UMTS: The Creation of Global Mobile Communication
SN  - 0470843225
U1  - 621.38456 
PY  - 2002///
CY  - England
PB  - John Wiley & Sons, LTD 
N1  - Following Book Also having Appendix 1,2,3,4 from 549-573
ER  -