1 mar Paperback books, also known as a softcover or perfect bound books are the most commonly printed books in the publishing arena. In a regular paperback, the spine is glued directly to the pages. When the book is opened, the spine bends in an arch, and it's very difficult to make the book. Perfect Binding is a widely used soft cover book binding method. With this binding method, the pages and cover are glued together at the.
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