Parsons, June Jamrich Understanding computer concepts June Jamrich Parsons - Singapore : Cengage Learning Asia, 2011. - 372 pages : figures, tables; 23 cm. Includes Index. ISBN: 9789814296915 Subjects--Topical Terms: Computers. Electronic data processing. Computer science. Electronic digital computers. Microsoft Windows (Computer file). Operating systems (Computers). Internet. Dewey Class. No.: 004 / P251u