Graham, Lyle J. Your IBM PC : a guide to the IBM personal computer [Books]. Lyle J. Graham. - Berkeley, Calif. Osborne/McGraw-Hill 1983 - Pages: 580 Abstracts Includes index. ISBN: 0931988853 0.00 Subjects--Personal Names: IBM Personal Computer -- Programming. Dewey Class. No.: QA/76.8.I2594 / GRA