000 00307nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a5(058)
_bCAL
245 0 _aYearbook of science and the future. 1976, 1977 and 1978
260 _aChicago
_bEncyclopedia Britannica
700 _aCalhoun, David
942 _cBK
999 _c25801
_d25801