I-Share includes the resources of 76 Illinois libraries belonging to CARLI, the Consortium of Academic & Research Libraries in Illinois. Feel free to request items from one of the libraries that make up I-Share
From the WIU Libraries Catalog:
If you don't find a book in the WestCat Catalog at WIU, try searching for the item in the I- Share Catalog. This searches multiple libraries in the Illinois system. If it is available, you can order it using the My Account Features.