00418nam a2200145 a 450000500170000002000150001708200170003210000170004924500450006626000280011130000290013949000390016863000440020763000210025120251202164128.0  a0412273209  a004.016bBAI  aBains, Geoff  aPractical interfacing with the BBC micro  aLo ndon:bChapmanc1986  aviii, 202 p.b22 cm.cPB  aChapman and Hall/Methuen computing  aComputer interfaces, BBC micro computer  aComptuer science