000 00307nam a2200121Ia 4500
008 170101s1964 xx 000 0 und d
082 _a523.1 BER
100 _aBernard
245 0 _aDiscovering the Universe
260 _aLondon
_bEnglish Lnaguage Book Society
_c1964
300 _a136 p.
942 _2ddc
_cB
999 _c435566
_d435566