Questia, a part of Gale, Cengage Learning. www.questia.com
Book title: Human-Computer Interaction:Communication, Cooperation, and Application Design.
Contributors: Hans-Jörg Bullinger - Editor, Jürgen Ziegler - Editor.
Publisher: Lawrence Erlbaum Associates.
Place of publication: Mahwah, NJ.
Publication year: 1999.
Page number: 611.
This material is protected by copyright and, with the exception of fair use, may
not be further copied, distributed or transmitted in any form or by any means.