CP/M and the personal computer / Thomas A. Dwyer, Margot Critchfield. CPM and the personal computer. C P/M and the personal computer. Dwyer, Thomas A. 1923- Critchfield, Margot. jt. aut. Microcomputers Programming. QA76.6 .D89 1983 001.6425 19 D989c Includes bibliographical references and index. Reading, Mass. : Addison-Wesley, c1983. c1983. 1983 Text xiii, 492 p. : eng Addison-Wesley microcomputer books popular series