In this page, you can view all the books you've previously deleted.
Don't worry, you have the option to restore any book you want with just a click. We understand that sometimes books are accidentally deleted or you may change your mind, so this feature allows you to easily bring them back to your draft. Explore your deleted books and restore them.
Your deleted books will permanently delete automatically after 60 days. so you have option to restore your book before 60 days. 
You can restore your book by clicking on the : sign, it will be saved as a draft in My Books page for your convenience. This means you can access it easily from there.