000 00364nam a2200157Ia 4500
020 _a0753408457
082 _bT-3118
_a500
100 _a"Walker, Richard"
245 0 _aGenes & DNA
260 _bKingfisher Publications
_aLondon
_c2003
300 _a63
942 _cR
944 _cText Books
999 _c819407
_d819407