000 00275nam a22001217a 4500
999 _c158953
_d158953
082 _a
_b
245 _aEncyclopaedia of teaching of social studies/
_cby Vashist S R.
260 _aNew Delhi:
_bAnmol,
_c1993.
300 _a365p.
600 _a
650 _a
942 _cBK