000 00341nam a2200121Ia 4500
008 140113s9999 xx 000 0 und d
082 _a620.9.8 L3
100 _a"Hammond, A.L., et al�"
245 _aEnergy and the future
260 _a1973
_bAmerican Association for the advancement of science
_cWashington
300 _a184
942 _cBK
999 _c58955
_d58955