000 00252nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aDatta, Kamal
245 0 _aMemorial Lecture Series
260 _aNCERT
_bNCERT
_c2009
300 _a30p.
942 _cBK
999 _c14103
_d14103