000 00301nam a2200121Ia 4500
008 170101s2006 xx 000 0 und d
082 _a574.87322 LEW
100 _aLewin B
245 0 _aEssential Genes
260 _aNew Jersey
_bPearson Education, Inc
_c2006
300 _a594 P.
942 _2ddc
_cB
999 _c1499616
_d1499616