"The AS/400 Programmer's Handbook: A Toolbox of Examples for Every AS/400 Programmer" by Mark McCall is a comprehensive textbook focused on programming for AS/400 systems. Published in 1998 by MC Press ONLINE, LLC, this spiral-bound book contains 400 pages filled with examples and insights for programmers looking to enhance their skills in mainframe and minicomputer programming. With a user-friendly format and clear language, this handbook serves as a valuable resource for both beginner and experienced programmers in the field of AS/400 programming."