System requirements: Adobe Acrobat Reader.
Mode of access: Internet from the Air University Press web site. Address as of 7/17/02: http://www.maxwell.af.mil/au/aul/aupress/Huston/HustonI.pdf (v. 1), http://www.maxwell.af.mil/au/aul/aupress/Huston/HustonII.pdf (v. 2); current access is available via PURL.