000 00276nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aChand, Jagdish
245 0 _aShiksha Ka Siddhanth Evam Shikshan Vidihiya
260 _aDelhi
_bAnshan
_c2010
300 _a231p.
942 _cBK
999 _c12928
_d12928