Sources:

www.encyclopedia.com
http://www.icsc.org/srch/about/impactofshoppingcenters/briefhistory.html
Retail Traffic website
www.answers.com
http://money.usnews.com/money/business-economy/slideshows/americas-most-endangered-malls/8
US News & World Report "America's Most Endangered Malls"
Wikipedia "Home Shopping Network", "Online Retailing" and "Dot Com Bubble" articles


FAIR USE OF RETAIL STORE LOGOS:

The graphics of various retail stores used in this article help illustrate a key moment in retail history that is described in the article. The images are of lower resolution than the originals (copies made would be of inferior quality). The images are not replaceable with free-use or public-domain images. The use of the images does not limit the copyright owners' rights to distribute the images in any way. The images are being used for non-profit, informational purposes only and their use is not believed to detract from the original images in any way.