00313pam a2200121 a 4500020002000000041000800020082001300028100001700041245006300058260004400121300000900165653001700174  a9780195116267c  aeng  a576bHUG  aHughes, A L.  aAdaptive Evolution of Genes and GenomeshTextual Documents  aNew YorkbOxford University Pressc1999  a270.  aMicrobiology