BookCase integrated in Flip PDF Pro will be the best tool to help you build digital library to store and manage eBooks. All books you published on FlipBuilder Server or some other place online can be collected and shown in your bookcase, you can easy manage and share the books via using the wonderful and realistic BookCase tool.
More details about how to use and design BookCase here: http://www.flipbuilder.com/bookcase/manual/index.html .