00351nam a2200133Ia 4500003000400000008004100004020001400045040000800059100001900067245005900086260002800145300001500173440002900188LDD181029s9999    xx            000 0 und d  a715617958  cLDD  aGerrard, Peter 0aExploring adventures on the BBC Model BcPeter Gerrard  aLondonbDuckworthc1984  aviii, 240p  aDuckworth home computing