000 00277nam a2200121Ia 4500
008 240421s9999 xx 000 0 und d
100 _aPandey, R.S
245 0 _aEducational Thoughts
250 _aFirst Edition
260 _aDelhi
_bAPD
_c2006
300 _a290p.
942 _cBK
999 _c11516
_d11516