000 00399nam a22001457a 4500
008 221020b |||||||| |||| 00| 0 eng d
020 _a8184110413 -hbk
100 _aSingh, Y. Chakradhara
245 _aTechniques of teaching science
260 _aNew Delhi:
_bSonali publication,
_c2019
300 _a200p.
650 _aTechniques of teaching science
700 _aRao, D. Bhaskara
942 _cBK
999 _c8782
_d8782