000
00292nam a22001337a 4500
020
_a
9788131724262
082
_a
621.382
100
_a
JOCHEN SEHILLER
245
_a
MOBILE COMMUNICATION
250
_a
2 ND
260
_a
NEW DELHI
_b
PEARSON
_c
2009
300
_a
XVIII, 492 P
942
_c
BK
999
_c
8670
_d
8670