1993 - Thinking Person's Guide to Os/2 21 (Paperback) → Paperback ISBN-13: 9780471603061 ISBN-10: 0471603066 Genre: Computers & Technology ? Os/2 20 Workplace Shell the User's Guide and Tutorial (Paperback) ISBN-13: 9780894354427 ISBN-10: 0894354426 Genre: Science & Math ? |