00281nam a2200097Ia 4500008004100000082002100041245004400062260004500106300001000151650002200161140224s9999    xx            000 0 und d  aR 058:5 1985  M4  a1985 Yearbook of science and the future  aChicagobEncyclopaedia Britanicacc 1984  a445p.  aScience-Yearbooks