Anderson, Don and Tom Shanley. Pentium Processor System Architecture. 2nd Ed. Reading, Mass. : Addison-Wesley, 1995. ISBN 0-201-40992-5
Ferraro, Richard F. Programmer's Guide to the EGA, VGA, and Super VGA Cards. 3rd ed. Reading, Mass. : Addison-Wesley, 1995. ISBN 0-201-62490-7
Intel Corporation publishes documentation on their CPUs, chipsets and standards on their developer web site, usually as PDF files.
Shanley, Tom. 80486 System Architecture. 3rd ed. Reading, Mass. : Addison-Wesley, 1995. ISBN 0-201-40994-1
Shanley, Tom. ISA System Architecture. 3rd ed. Reading, Mass. : Addison-Wesley, 1995. ISBN 0-201-40996-8
Shanley, Tom. PCI System Architecture. 4th ed. Reading, Mass. : Addison-Wesley, 1999. ISBN 0-201-30974-2
Van Gilluwe, Frank. The Undocumented PC, 2nd Ed. Reading, Mass: Addison-Wesley Pub. Co., 1996. ISBN 0-201-47950-8