000 00286nam a2200121Ia 4500
008 170101s1967 xx 000 0 und d
082 _a574 N40F
100 _aNELSON, Gideon E
245 0 _aFundamental concepts of biology
260 _bN. Y.
_c1967
300 _a331p
942 _2ddc
_cB
999 _c16623
_d16623