| arl.org | Copyright and Intellectual Property Resources |
| k12.ct.us | Copyright Resources on the Internet |
| ala.org | Libraries and Copyright in the Digital Age |
| umuc.edu | Center for Intellectual Property and Copyright in the Digital Environment |
| yale.edu | Yale University |
| cch.com.au | CCH Australia: Intellectial Property |
| uiowa.edu | Twist - Copyright Considerations - The University Of Iowa Libraries |
| unc.edu | When Works Pass into the Public Domain |
| eff.org | Intellectual Property Online |
| uspto.gov | United States Patent And Trademark Office |
United States , Virginia , Herndon