Copyright Information

This book and the individual chapters are copyright by Athabasca University, 2004. However, to maximize the distribution and application of the knowledge contained within, the complete book and the individual chapters are licensed under the Creative Commons License. In brief, this allows you to read, print and share freely the contents in whole or in part with the following provisions:

•   Attribution. You must give the original author credit.

•   Non-commercial. You may not use this work for commercial purposes. Use for educational purposes by public or non-profit educational institutions is permitted.

•   No Derivative Works. You may not alter, transform, or build upon this work.

The formal human readable deed outlining the license is available at The license in more formal legal language is also available at their Web site. Athabasca University may be interested in expanding licensing provisions beyond the limitations above, but permission to do so must be negotiated by contacting the editors Terry Anderson,, or Fathi Elloumi,


Editors: Terry Anderson & Fathi Elloumi
Managing editor: Gilda Sanders
Copy editor: David Evans
Visual designer: Ian Grivois
Web site: Ian Grivois & Audrey Krawec

Published version printed at Athabasca University, 2004
ISBN: 0-919737-59-5

Athabasca University
1 University Drive, Athabasca, AB, T9S 3A3, Canada

Toll free in Canada/U.S.

close window