third edition, first print	In English
ISBN: 0-201-56773-3 (Fennica) (HelMet) (Kirjastot.fi) (Library of Congress) Commodore item no.: 327271-07	Publisher: Addison-Wesley Publishing Company, Inc. March, 1991

The Amiga computers are exciting high-performance microcomputers with superb graphics, sound, multiwindow and multitasking capabilities. Their technologically advanced hardware is designed around the Motorol 68000 microprocessor family and sophisticated custom chips. The Amiga's unique operating system software provides programmers with unparalleled power, flexibility, and convience in designing and creating programs.

This manual is the definitive source of information on the routines and data structures in the Amiga's operating system. This new edition has been updated to include the hundreds of new system functions and structures in Release 2.