000
00322nam a2200157Ia 4500
082
_a
621.3827/Gow
100
_a
Gowar,John
526
_d
TB
526
_a
PG
366
_f
20
942
_c
BK
245
_a
Optical Communication Systems.
260
_a
New York
_b
Prentice Hall
_c
1993
300
_a
xvi,696
546
_a
E
999
_c
76885
_d
76885