000 00318nam a2200145Ia 4500
008 131121s9999 xx 000 0 und d
100 _aGrene, Marjorie
245 _aUnderstanding of nature
260 _aBoston
260 _bReidel
260 _c1974
300 _axii;374
500 _aUnpriced
763 _a36821
999 _c61193
_d61193