000 00284nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aKhan, M.A .
245 0 _aTeaching Social Studies In Secondary Schools
260 _aNew Delhi
_bCommonwealth
_c2007
300 _a296p.
942 _cBK
999 _c13233
_d13233