000 00378cam a2200157 a 4500
001 8139
008 090401t2004 xxu||||| |||| 00| 0 eng d
020 _a9780141018966
050 _aQH31. 023
100 _aDarwin, Charles
_eAuthor
245 _aOn natural selection
260 _bPenguin
_c2004
650 _aEvolution (Biology)
650 _aNatural selection.
942 _n0
999 _c6494
_d6494