You continued use of our website and services requires that you agree to the policies found here - if you do not agree, you should not use our website and other services. From time to time we may update our policies. You may find the latest version of our policies here, and you are encouraged to review the policies posted here regularly.
Overall Terms of Service: Usage of our website and services is governed by our overall terms of service.
Academic Usage Policy: Supplemental terms that apply to all academic plans.
Academic Citation Guidelines While the material available on our websites and services is protected by copyright, we allow subscribers to use limited examples as part of their work.
Digital Millennium Copyright Act (DMCA): Our compliance with the DMCA, and other copyright issues.