000 00271nam a2200109Ia 4500
008 231004s9999 xx 000 0 und d
020 _a0-0714-1040-6
090 _a570 LAY
100 0 _aDale Layman
245 0 0 _aBiology Demystified
260 _aMcGraw -Hill
_bNew York
_c2003
999 _c16080
_d16080