Computer viruses
Subtitle: a high-tech disease
By: Ralf Burger.
Edition: 3rd ed.
Publisher: Abacus
Place of publication: Grand Rapids, Mich
Number of pages: 276
Subjects: Computer viruses.; Computers  -- Access control.; Data protection.; Electronic data processing departments  -- Security measures.
Notes: "A Data Becker book."

"April 1989."

Includes bibliographical references and index.