000 00342nam a2200145Ia 4500
020 _a0521599792
082 _b756
_a500
100 _a"Jones, Mary"
245 0 _aBalanced Science 1
260 _bCambridge University Press
_aAustralia
_c1998
300 _a319
944 _cBK
999 _c69694
_d69694