000 00264nam a2200121Ia 4500
100 _aAggarwal, J.C.
020 _a0-7069-2063-5
942 _cBK
245 _aTeaching of social studies
260 _aVikas, Sahibabad
_c1982
082 _a307 Agg
300 _av; 272
999 _c18435
_d18435