000 00358nam a2200121Ia 4500
001 23748
008 170722s9999 xx 000 0 und d
100 _aMargulis, Lynn
245 _aMicrocosmos :
_bFour billion years of evolution from our microbial aneestros /
260 _aNew York :
_bSummit books ,
_c1986.
700 _aAnd Sagan , Dorion
942 _cGEN
999 _c107482
_d107482