000 00294nam a2200121Ia 4500
008 220204s9999 xx 000 0 und d
082 _a057
_bGER
100 _aGERKING, Shelby D
245 0 _aBiological systems
260 _aLondon
_bSaunders
_c1969
650 _aBiological system
942 _cBK
999 _c27366
_d27366