000 00300nam a2200121Ia 4500
100 _aBertalanffy,Ludwig .Von.
942 _cBK
654 _a
245 _aProblems of life
_bAn Evaluation of modern biological thought
260 _aLondon
_bWatts & Co
_c1952
082 _a574
300 _bHb
_axi,216
999 _c368633
_d368633
041 _aeng