000
00262nam a2200109Ia 4500
008
220201s1997 xx 000 0 eng d
100
_a
RUDDY, D. & COOLON, J.
245
0
_a
ELECTRONICS COMMUNICATION
260
_a
DELHI
_b
PHI
_c
1997
300
_a
820
942
_2
ddc
999
_c
67644
_d
67644