000 00509nam a2200181Ia 4500
008 191130s2010##################000#0#eng##
020 _a9780070634541
040 _aACL
_cACL
082 _a621.382 SIN
100 _aSingh, R P
245 _aCommunication systems: analog and digital
_cR P Singh and S D Sapre
260 _aNew Delhi
_b[publisher not identified]
_c2010
300 _axi,584p
700 _aSapre, S D
990 _a71d0aa06ac10000c4034b8e4fe236612
991 _a186921
999 _c252300
_d252300