Jhonson - Laird, Andy. The Programmer's CP/M Handbook / Andy Jhonson - Laird - California : Osborne McGraw - Hill, c1983 - 501 p. : illus ISBN: 0881341037 Subjects--Topical Terms: Computers.CP/M (Computer operating system) Dewey Class. No.: 621.C6425 / J68P