You can open books that are currently on your bookshelf from Read or from Workspace or Projects. When you open a book, the Read tab will display the text of that book in the viewing area.
To open a book on your bookshelf:
From the Bookshelf menu, click View Bookshelf. The Bookshelf window opens.
Click the title of the book or journal article you want to read. That book is displayed in the Read view.
Tip
You can also open books on the bookshelf by clicking the Bookshelf entry in Workspace or Projects.
More
Adding Items to Your Bookshelf