000 00419nam#a2200169ua#4500
001 GOACATREC84514
900 0 0 _a20040331
901 0 0 _aENG
020 0 0 _a033502002X
245 0 0 _aAtoms, elements and isotopes : Atomic structure
110 0 0 _aThe Open University
902 0 0 _a541
650 0 0 _aAtomic structure
650 0 0 _aAtoms, elememts
903 0 0 _a106439
260 0 0 _aMilton Keynes
_bThe Open University
_c1974
999 _c84437
_d84437