000 00364nam a2200133Ia 4500
005 20240821160624.0
008 240821s9999||||xx |||||||||||||| ||und||
082 _a304.2 NAT(TB)
245 0 _aHuman ecology and family sciences part I: textbook for class XI
260 _aNew Delhi
_bNCERT
_c2017
300 _axvi, 224p.
650 _aHuman ecology
942 _cBK
999 _c173676
_d173676