Downton, A.C. Computers and Microprocessors components and systems - 3rd - London Chapman & Hall 1984 - xii, 240 p. [2] Illustration 15.cm - Tutorial Guides in Electronic Engineering 4 . Computers and Microprcessors ISBN: 0412403005 04423153608(USA) Subjects--Topical Terms: Electronic digital computersComputer Systems Dewey Class. No.: 004 / DOW