TY  - BOOK
AU  - Steele, Raymond. 
AU  - Lee, Chin-Chun. 
AU  - Gould, peter. 
TI  - GSM, cdmaOne and 3G Systems 
SN  - 0471491853
U1  - 621.382 
PY  - 2001///
CY  - England
PB  - John Wiley & Sons Ltd, 
ER  -