Macintosh system Software User's Guide version 6.0.4, 1989.
Apple Computer, inc, Cupertino CA 1989; 275 pages, index, diagrams throughout.
Apple Computer, inc, Cupertino CA 1989; 275 pages, index, diagrams throughout.
Apple Computer Inc. Cupertino CA 1989; 150 pages plus foldout Reference Cards at rear (intact), unused.