000
00341nam a2200157Ia 4500
100
_a
Porges/G
650
_a
Electrical Engineering
942
_c
BK
654
_a
Applid Qeoustics
245
_a
Applid Qeoustics
260
_b
Edward Arnold .
_a
London
_c
1977
082
_a
620.2
_b
Por
300
_a
180
546
_a
ENGLISH
999
_c
35688
_d
35688