000 00655nam a2200217Ia 4500
003 BD-DhNLB
005 20230124115203.0
008 140508s2003 ii a|||g |||| 001 0 eng d
020 _a 8171008119; 9788171008117
040 _aBD-DhNLB
041 _heng
082 _a507.0905
_bVAS
100 _a Vaidya, Narendera.
_927712
245 0 _aScience teaching for the 21st century /
_cNarendera Vaidya.
260 _a New Delhi :
_bDeep & Deep Pub.,
_c2003
300 _a 503 p. :
_bill. ;
_c 24 cm.
504 _aIncludes index.
650 _a Science -- Study and teaching. ; Science teachers.
_927713
942 _2ddc
_cBK
999 _c26332
_d26332