000
00327nam a2200133Ia 4500
100
_a
Frenzel, Louis E.
020
_a
9780070667556
250
_a
3rd ed
942
_c
BK
245
_a
Principles of electronic communication systems
260
_a
Tata McGraw Hill, New Delhi
_c
2008
082
_a
621.38 Fre
300
_a
xiii, 885
999
_c
48688
_d
48688