Wright, Graham G. L., 1932- Mastering computers [Book] / G.G.L. Wright. - 2nd ed. - London : Macmillan, 1982. - xii, 227 p. ; 22 cm. Includes index. All. ISBN: 0333312937 (pbk) : 0333312937 0333310683 (export ed.) Subjects--Topical Terms: Electronic digital computers. Dewey Class. No.: 004