000 00429nam a2200169Ia 4500
008 220426s2020 xx 000 0 und d
041 _aeng
082 _a371.3
_bMAN
100 _aMangal, S K
_9622379
245 _aPedagogy of social sciences
250 _a2 Ed.
260 _aNew Delhi
_bPHI Learning Pvt Ltd
_c2020
300 _a640p.
650 _aEDUCATION (R)
_9622380
700 _aMangal, Uma
_9622381
906 _aMOT
999 _c441344
_d441344