00483nam a2200157Ia 4500003000900000008004100009020001800050040001600068080001300084100003200097245012100129260002600250300001000276650001800286650002100304IN-BaIIA211028s9999    xx            000 0 eng d  a0-00-219502-X  cIIA Library  aGENbLEA  aLeakey Richard,Lewin Roger. 0aPeople of the lake-man: his origins, nature and future.cLewin Roger Leakey Richard                                   aLondonbCollinsc1979  a223p.  aHuman origins  aHuman prehistory