000 00521nam a22001817a 4500
999 _c5426
_d5426
003 OSt
005 20210805160531.0
008 121228b xxu||||| |||| 00| 0 eng d
020 _a8125001875
040 _cKrishna
082 _a371.1 SUN
100 _aSundararajan, Saroja.
245 _aTeaching science in middle school :
_ba resource book /
_cSaroja Sundararajan.
260 _aMadras :
_aAnna Salai :
_bOrient Longman Ltd,
_c1995.
300 _a208 p. :
_bill. ;
_c21.cm.
650 _aresource book
942 _2ddc
_cBK