000
00260pam a2200097a 44500
008
140414b1986 xxu||||| |||| 00| 0 eng d
100
_a
A BRUCE CARLSON
245
_a
COMMUNICATION SYSTEMS
_c
260
_a
NEW DELHI
_b
McGraw-Hill book company
_c
1986
906
_a
49598
999
_c
45129
_d
45129