000 00282nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a025.5
_bPRA
100 _aPrasher, R G
245 0 _aInformation and its communication
260 _aNew Delhi
_bMedallion Press
_c1991
942 _cBK
999 _c40701
_d40701