000 00349nam a2200145Ia 4500
008 180710s9999 xx 000 0 und d
020 _a161041
082 _a523.01
_bCLA
100 _aCLARK, Arthur C.
245 4 _aThe Exploration of space
260 _aMiddlesex
_bPenguin Books
_c1958
300 _a192 p.
650 _aAstophysics
942 _cS
999 _c83569
_d83569