00393nam a2200145Ia 450000100060000000800410000602000180004704000130006508200160007810000170009424500760011126000420018730000110022954600070024056283140506s9999    xx            000 0 und d  a9780857380753  cPK-LaUMT  a 909bCRO-W  aCrofton, Ian  aWorld historyb50 key milestones, you really need to knowcCrofton, Ian  aLondon,UK:bQuercus Publishing,c2011  a208 p.  aEN