Govindarajalu, B. IBM PC and clones : hardware, troubleshooting and maintenance / B. Govindarajalu. - New Delhi : McGraw-hill, c1991. - 732 p. : ill. ISBN: 0074601369 Subjects--Topical Terms: Computer architecture.IBM systems aaplication architecture. LC Class. No.: QA76.9 / .A73 / G68