Title: OS-9 Insights Third Edition
Author: Peter Dibble
Year: 1994
Pages: 654
ISBN: 0-918035-05-8

Note: This is the incorrect cover; it is a modified 2nd Edition Cover.


From the Introduction:
This book was written for programmers who would like to use the advanced features of OS-9. It explains and illustrates features of OS-9 ranging from memory management through file managers. The illustrations are examples, either programs or scripts of interactions with OS-9. They are intended to expose the details of the techniques under discussion and suggest interesting applications.