000 00278nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aVashist, Vijendra Kumar
245 0 _aShiksha Ka Siddhanth
260 _aDelhi
_bArjun Publishing House
_c2009
300 _a256p.
942 _cBK
999 _c12998
_d12998