000 00400nam a2200121Ia 4500
008 220217s9999||||xx |||||||||||||| ||und||
082 _a621.382 CHA
100 _aChakrabarthi, N.B and Datta, A.K
_97591
245 0 _aIntroduction to the principles and digital communication
260 _aNew age international
_bNew Delhi
_c2010
300 _aXXV,326.;28cm
_b200
650 _aCOMMUNICATION SYSTEM
999 _c181277
_d181277