00350nam a2200121Ia 4500008004100000040002500041082001300066100004900079245003600128250001700164260003900181300000800220230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a574 K25   aKeeton, William T.  and Carol Hardy McFadden 0aElements of biological science   a3rd Edition   bW.W. Norton  & Company, Inc.c1983  a729