1993 - Approaching Zero the Extraordinary Underworld of Hackers Phreakers VIrus Writers and Keyboard Criminals (Hardcover) ISBN-13: 9780679409380 ISBN-10: 0679409386 Genres: Computers & Technology, Nonfiction 2 1993 - Mungo Approaching Zero Data Crime and the Computer Underworld (Paperback) ISBN-13: 9780571168132 ISBN-10: 0571168132 Genre: Computers & Technology ? |