000 00330nam a2200145Ia 4500
020 _a1852700114
082 _b4145
_a510
100 _a"Ruth Merttens"
245 0 _aComparing and Measuring
260 _bOctopus
_aLondon
_c1987
300 _a32
944 _cBK
999 _c476490
_d476490