000
00292nam a2200121Ia 4500
008
250430s9999||||xx |||||||||||||| ||und||
082
_a
OPP
_b
621.38
100
_a
OPPENHEIM ALAN V
_9
57727
245
0
_a
SIGNALS AND SYSTEMS
260
_b
PEARSON
_a
NEW DELHI
_c
2006
300
_a
977
942
_c
BK
999
_c
68097
_d
68097