000
00251nam a2200121Ia 4500
020
_a
9788131709948
082
_a
007.7
_b
HAL/M
100
_a
Halsal, Fred
245
_a
Multimedia communications
260
_c
2014
_b
Pearson
300
_a
1049
942
_c
BK
999
_c
419
_d
419