000 00357 a2200145 4500
020 _a0335173365
082 _a515
_bOPE
090 _c8576
_d11861
100 _aThe Open University
245 _aLiving with technology
_bblock 1
_b numeracy
260 _aKeynes
_bThe Open University
_c1988
_g1994
300 _a63p.
_c30cm
650 _aAnalysis
942 _cL
999 _c37220
_d37220