000
00291pam a2200109a 44500
008
140414b2007 xxu||||| |||| 00| 0 eng d
100
_a
SINGH, R P
245
_a
Communication Systems :Analog and Digital
_c
260
_a
New Delhi
_b
Tata McGraw-Hill
_c
2007
700
_a
SAPRE, S D
906
_a
2542
999
_c
2422
_d
2422