000 00307nam a2200145Ia 4500
100 _aPrakash, Shri
020 _a81 212 0603 0
365 _b425
942 _cBK
654 _a
245 _aEducational Planning
260 _aNew Delhi
_bGyan Publishing House
_c1999
082 _a371.2
300 _a278
999 _c380486
_d380486
041 _aeng