000 00482nam a2200181Ia 4500
005 20250508160331.0
008 008 250505s9999 xx 000 0 eng d
037 _aTextual
040 _aFEDL
_beng
_cFEDL
041 _aeng
_2eng
084 _a539.7, NCE
_qFEDL
245 2 _aA B C of the atom
245 0 _cNational Council of Educational Research and Training
260 _c1972
300 _a120p.
942 _cTEXL
_h539.7, NCE
999 _c1363777
_d1363777