TY  - BOOK
AU  - John Hoffman,No
AU  - Hoffman,John
TI  - GPRS DEMYSTIFIED
SN  - 0071385533
U1  - 621.3981 
PY  - 2003///
CY  - 
PB  - Mcgraw-Hill, New York
KW  - General Packet Radio Service
ER  -