000 00263nam a2200121Ia 4500
008 230321s9999 xx 000 0 und d
082 _a370.11
_bVEN
100 _aVenkataiah, S.
245 0 _aModern Education
260 _bAnmol
_c2004
300 _a288
942 _cBK
999 _c631
_d631