000 00415nam a2200157Ia 4500
008 180710s9999 xx 000 0 und d
020 _a30478
082 _a520
_bSUL
100 _aSULLIVAN, Walter
245 _aWe are not alone: the search for intelligent life on other worlds
250 _a1st ed., rev.
260 _aNew York
_bMcGraw-Hill
_c1966
300 _axi, 325 p.
650 _aAstronomy
942 _cS
999 _c91114
_d91114