The Osborne/McGraw-Hill CP/M user guide / by Thom Hogan. The Osborne/McGraw-Hill C.P./M. user guide. Hogan, Thom, 1952- Hogan, Thom, 1952- Osborne CP/M user guide. CP/M. QA76.6 .H62 1984 001.642 19 HOC Rev. ed. of: Osborne CP/M user guide. 2nd ed. c1982. Includes index. Bibliography: p. 311-313. Berkeley, Calif. : Osborne/McGraw-Hill, c1984. c1984. 1984 Text vii, 327 p. : eng