000 00351cam a2200133 a 4500
082 0 0 _a371.102
_bSIN
_cD
100 _aSingh,Uttma Kumar.
245 0 4 _aTeaching of science.
_cSingh,Uttma Kumar.
260 _aIndia. :
_bCommonwealth publications,
300 _av,256 p. ;
_c22 cm.
650 0 _aMCE
650 0 _aScience
_xStudy and teaching.
942 _cBK
999 _c3177
_d3177