000 00278nam a2200109Ia 4500
008 230515s9999||||xx |||||||||||||| ||und||
100 _aSharma Y.D.
_923899
245 0 _aPrinciples Of Communication Engineering
260 _bB.B.P. Pub.
_c2014
300 _a282
942 _cBK
_pCL
999 _c182027
_d182027