000 00263nam a2200121Ia 4500
008 161008s9999 xx 000 0 und d
100 _aSHARMA S
245 _aPRINCIPLES OF COMMUNICATION
250 _a1ST
260 _bVAYU
_c2011
300 _a258
942 _cBK
999 _c43413
_d43413