000 00389nam a2200157Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
020 _cRS1100
040 _e31930
_aMAIN
041 _aEnglish
082 _a372.304403 D262E
100 _aDat, Poly
245 0 _aEncyclopaedia of teaching of science. V1
260 _aNew Delhi
_bSarup & Sons
_c2000
300 _a343 p.
942 _cBK
999 _c103216
_d103216