000
00272nam a2200109Ia 4500
008
170101s2000 xx 000 0 und d
100
_a
BISWAS, N.N.
245
0
_a
PRINCIPLES OF TELEGRAPHY
260
_a
BANGALORE
_b
MEDIA PROMOTERS
_c
2000
650
_a
ECE
942
_2
ddc
_c
BK
_0
2
999
_c
7899
_d
7899