00432nam a2200133Ia 4500001000500000005001700005008004100022020001500063100001900078245005900097260004900156300003100205650006200236996020261006004224.0120911s9999    xx            000 0 und d  a017761014X  aLewin, Douglas  aTheory and design of digital Computers / Douglas Lewin  bLondon : Nelson, 1972aLondon : Nelson, 1972  aviii, 383 p. illus. 24 cm.  aElectronic digital Computers     Digital computer systems