Hakala, David Modems made easy the basics and beyond! David Hakala - 2nd ed. - Berkeley McGraw-Hill 1995 - xx+356p. illus;fig;index ISBN: 0-07-882116-9 Subjects--Topical Terms: Computer InterfacesModemsTelecommunication, Eqipment & Supplies Universal Decimal Class. No.: 621.39 / HAK