000 00278nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aVishisht, Vijendra Kumar
245 0 _aShiksha Takniki
260 _aNew Delhi
_bArjun Publishing House
_c2008
300 _a233p.
942 _cBK
999 _c13008
_d13008