In English
ISBN: 0-89588-068-7 (Fennica) (HelMet) (Kirjastot.fi) (Library of Congress) LCCN: 82-62006 (Library of Congress)	Publisher: Sybex Inc. 1983

This book explains techniques for using, altering, and adding features to the CP/M operating system. It will give you a complete understanding of the CP/M modules, particularly the BIOS and BDOS. acros, the powerful tools for developing and organizing assembly language programs, are clearly presented.

For advanced CP/M users and systems programmers, this book will enable you to explore the subtleties of CP/M, and to enhance the power of CP/M commands.

Included is a comprehensive set of reference appendices.