"There are two basic class of e-book readers: black-and-white e-ink models that offer much longer battery life and a more "paperlike" reading experience (priced at $79 to $149) and color LCD models that are actually miniature tablets with apps, video, music, games, and more (priced at $199 to $249). And that doesn't include more expensive tablets (Android and Apple iPad models) that can also double as reading devices." -- CNET, August 29, 2012
Read CNET's review of the Best e-book readers
Wikipedia offers a very comprehensive table comparing eReaders: Comparison of eBook readers
If you decide to buy a tablet: CNET's review of best tablets
Depending on the specific eReader you choose, you can purchase books to own from various vendors. The largest vendors right now include:
You can also download to own free ebooks from:
Most libraries now own many electronic books available to borrow from their collection. These ebooks are typically distributed through a company called EBSCOhost. You can download and transfer the books to your computer or eReader for a defined period of time. At the time that the ebook is due, the file will automatically disappear from your device.
The Limestone University Library has an ebook collection available for its patrons: Ebooks at Limestone University Library