00496nam a2200157Ia 4500003000900000008004100009020001800050040001600068080001100084100002400095245012900119260004800248300001500296650001400311650001300325IN-BaIIA211028s9999    xx            000 0 eng d  a0-521-39828-2  cIIA Library  a5bCAI  aCairns-Smith, A. G. 0aSeven clues to the origin of lifeba scientific detective storycA. G. Cairns-Smith                                           aCambridgebCambridge University Pressc1993  axii, 131p.  aAstronomy  aUniverse