Papyr.com and the HyperTextBooks are the copyrighted property of Daniel Kies. English for Specific Purposes and its ESL materials are the copyrighted property of Sandra Gollin Kies. These lessons, pages, and web sites are not in the public domain, even though we keep most of our materials freely accessible. By accessing the content of papyr.com or the HyperTextBooks, you agree to these terms of use:
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If you have questions regarding these terms of use, please write kiesdan [at] dupage.edu.