000 00351nam a2200145Ia 4500
008 231221s9999 xx 000 0 und d
041 _aEnglish
082 _a371.2 SIN;1 R
100 _aSinha, B R
245 0 _aEducation and development
260 _c2003
_bSarup
_aNew Delhi
300 _a400
650 _aEducation,development
942 _cED
999 _c206311
_d206311