000 00301nam a2200097Ia 4500
008 120224s9999 xx 000 0 und d
082 _aR 509
_bSAR
100 _aSarton, George.
245 _aIntroduction to the history of science.
260 _bRobert S. Krieger Publishing House.
_aNew York.
_c1975
999 _c139057
_d139057