Williams, Brian K. Using Information Technology a Practical Introduction to Computers and Communications - 11th - New York, Ny : McGraw-Hill Education, c2015 - XXXII, 588 p. : ill Includes Bibliographical References and Index ISBN: 9780073516882 ISSN: Subjects--Topical Terms: Information TechnologyTelecommunication Systems Dewey Class. No.: 004 / WIL