000 00251nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aPassi, B.K.
245 0 _aModels Of Teaching
260 _aNew Delhi
_bNCERT
_c1991
300 _a102p.
942 _cBK
999 _c14021
_d14021