Williams, Brian K. Using Information Technology : A practical introduction to computer & communication / - 11th ed. - New York: McGraw Hill, 2015. - xxxii, 588p 20.5 x 27.5 cm Includes bibliographical references and index. ISBN: 978-0073516882 Subjects--Topical Terms: Telecommunication system Information technology Dewey Class. No.: 004 / WIL-U