Johnson-Laird, Andy, 1945- The programmer's CP/M handbook / Andy Johnson-Laird. - Berkeley, Calif. : Osborne/McGraw-Hill, c1983. - ix, 501 p. : ill. ; 24 cm. Includes index. ISBN: 0881341037 (pbk.) : 0881341193 (hard) Subjects--Topical Terms: CP/M Dewey Class. No.: 005.43 / JOP 1983