Statement on use and reproduction
The materials on this web site have been made available for use in research, teaching, and private study. For these purposes, you may reproduce (print, make photocopies, or download) materials from this web site without prior permission, on the condition that you provide proper attribution of the source in all copies. You will find a correct citation that corresponds to each of our resources; please use these citations for proper attribution. Although you are not required to contact the lending institution in advance for these purposes, we do appreciate hearing from teachers, students, and researchers who are using these resources in interesting ways.
For other uses of materials from this web site -- i.e., commercial products, publication, broadcast, etc. -- we ask that you contact the lending institution directly and in advance for permission to reproduce. The user is responsible for contacting the lending institution to ensure no restrictions on copyright are violated and all fees are satisfied. You can identify the lending institution through the citation associated with the resource.