TY  - BOOK
AU  - GARG, Vijay K.
AU  - WALKES, Joseph E
TI  - Principels and applications of GSM
SN  - 8178086557
U1  - 621.38456 
PY  - 1999///
CY  - DELHI
PB  - PEARSON EDUCATION
KW  - CELLULAR TELEPHONE SYSTEMS
ER  -