Associations

 American Marketing Association
British Market Research Association
 Marketing Research Association
British Market Research Association
Academy of Marketing Science
 Esomar

Statistical Analysis Resources

 SPSS Analytics Software
 US Census Bureau
Electronic Textbook of Statistics

Additional Resources

The Market Research Industry Online
Business.com
World Opinion
SRI-International (VALS)

Deep Web Search Resources

Vivisimo Clustering Search Engine
Complete Planet
Librarians' Index of the Web
The Invisible Web Directory
Sootle Web Directory

Small Business Resources
Entrepreneur.com
Inc.com
WebResourceShop