000 00252nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aPandey, R.S.
245 0 _aEducational Thoughts
260 _aNew Delhi
_bAPD
_c2007
300 _a290p.
942 _cBK
999 _c14759
_d14759