000 00390nam a22001457a 4500
082 _a570
_bNCE.B
100 _aNCERT
245 _aBiology :
_bscience for middle schools /
_cby NCERT
260 _aNew Delhi :
_bNCERT,
_c1967.
300 _a120p. :
500 _aPt.1 : 1973 Pt.2 : 1975 Pt.3 : 1973
505 _aPt.1 : 1973 Pt.2 : 1975 Pt.3 : 1973
650 _aBiology
942 _cBK
999 _c633232
_d633232