000 00280nam a2200109Ia 4500
008 240531s9999 xx 000 0 und d
082 _a502 1JAC
100 _aJacobson.j
245 0 _aThinking ahead in science.
260 _aAtlanta
_b American Book company
_c1968
942 _cANF
999 _c305141
_d305141