Copyright quizzes and charts of acceptable copyright practices are available from this website aimed at K-12 educators. Davidson is a noted educator, author and lecturer. http://www.halldavidson.net/downloads.html
This site contains useful copyright links organized in the following categories: Copyright Law, Fair Use and Higher Education, and Guides and Tutorials. Additional information is available by clicking "Resources for Seeking Permission" or "Plagiarism Sites" in the blue bar on the left side of the screen. http://www.wpunj.edu/library/copyright_info.shtml
Includes federal regulations regarding copyright, directions on how to register for a copyright, and official filing procedures. Created by the Library of Congress. http://www.copyright.gov
Prepared by Laura Gasaway, copyright expert from University of North Carolina, Chapel Hill. This chart helps users determine if a work is still protected by copyright. http://www.unc.edu/~unclng/public-d.htm