000 00249nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a005
_bPOR
100 _aAlfredo
245 0 _aWorld of science
260 _aLondon
_bMacdonald
_c1978
942 _cBK
999 _c31388
_d31388