Apple Guide Complete: Designing and Developing Onscreen Assistance
http://developer.apple.com/techpubs/mac/AppleGuide/AppleGuide-2.html

Apple Inc.
1996

Abstract:

If you've been waiting to give your users more than just onscreen reference information, now you can with Apple Guide, Apple Computer's innovative help delivery system. With Apple Guide, you can produce guide files that actually lead users, step by step, through complex tasks and concepts. If you want to provide task-oriented, context-specific instructions, Apple Guide gives you the ease and flexibility to do so. You'll learn about the complete cycle of designing, scripting, and coding guide files in the four parts of this book.